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	Un volume d'une capacité minimal		2009-01-05
		Pauline pose la question : je doit faire un volume d'une capacité minimal de 2500 cm 3 en quell matiere que ce soit * un prisme a base pentagonale non réguliere * une sphere * stella octangula Pierre-Louis Gagnon lui répond.
	l'armature d'un prisme		2008-03-01
		dufetre pose la question : a l'aide d'une tige de 63cm on desire construire l'armature d'un prisme dont la base est un triangle equilateral et dont la hauteur mesure 3cm de plus que la la longueur du cote du triangle. Soit x la longueur du cote du triangle.exprimer en fonction de x la hauteur de ce prisme exprimer en fonction de x la longueur totale des aretes Quelle sera la longueur du cote du triangle. merci Maxime Fortier Bourque et Thierry Moisan lui répond.
	A rectangular prism with rounded corners		2018-04-25
		Jackie pose la question : Rectangular prism that is 40 by 20 with rounded corners with a radius of 2.5. What would the surface area be? Penny Nom lui répond.
	Prisms		2017-09-01
		Christa pose la question : What do all prisms have in common? Penny Nom lui répond.
	Sloping my yard away from my house		2016-04-15
		Harold pose la question : I need to slope a area of my yard away from my house and garage. The length of my house is 80 feet long and i need to slope it 22 feet away. I want to raise the dirt at the foundation by 6 inches and slope it down to nothing at the width of 22 feet. How much soil would i require? Penny Nom lui répond.
	The volume of a box with a hexagonal base		2016-03-27
		Frank pose la question : how many gallons of water in an 8" hexagon shaped box. 6" sides x 12.5" high ? The walls are 1" thick , beveled @ 30 degrees, so inside dimensions are 6" Penny Nom lui répond.
	A rectangular prism		2016-03-02
		Paula pose la question : Trying to help with a math problem. I don't know how to set up the equation for this. A rectangular prism has a volume of 7.875m3rd and a height of 3.5 m. What is the area of the base of the prism? Thanks for your help! Penny Nom lui répond.
	The surface area of a triangular prism		2015-06-03
		Alex pose la question : Find the surface area of a triangular prism with Isoceles triangles and dimensions 4 feet by 6 feet Penny Nom lui répond.
	The volume of a trench		2015-03-11
		Kim pose la question : A trench 60m long and 15m deep, 12m wide at the top and 8m wide at the bottom.How many cubic meters of earth have been removed? Penny Nom lui répond.
	A tennis ball in a triangular prism		2014-10-06
		Anna pose la question : Hi, I need to find the the base and the height of a triangular prism, but I only know the diameter of a tennis ball that fits exactly in the triangular container.. The diameter for the ball is 8.50cm. Can you help me find the formula? Thank you! Penny Nom lui répond.
	A barge of triangular cross section		2014-08-18
		tushar pose la question : a barge of triangular cross section is 20m long 12 m wide and 6m deep.its floats in SW at a draft if 4m find its displacement Penny Nom lui répond.
	The volume of hexagonal pyramid and hexagonal prism		2014-05-18
		visshwam pose la question : how to find volume of hexagonal pyramid and hexagonal prism? my measurements are each side of pyramid's triangle is 1"x2"x2". hexagon prism is 2"x1" each side Penny Nom lui répond.
	Two rectangular prisms		2014-04-10
		hannah pose la question : two rectangular prisms have a combined volume of 432 cubic feet Prism A has half the volume prism b has what are the volumes of prism a and prism Penny Nom lui répond.
	The surface area of a rectangular prism		2014-04-08
		Manraj pose la question : Find the surface area of a rectangular prism with dimensions 4, 5, and 7 units. Penny Nom lui répond.
	Can a cylinder be considered a circular prism?		2014-02-08
		Davina pose la question : Can a cylinder be considered a circular prism? Penny Nom lui répond.
	A railroad embankment		2013-01-22
		clint pose la question : the pennsylvania railroad found it necessary,owing to land slides upon the roadbed,to reduce the angle of inclination of one bank of certain railway cut near pittsburgh,pa.,from an original angle of 45 degrees to a new angle of 30 degrees. the bank as it originally stood was 200 ft.long and had a slant length of 60 ft.. find the amount of the earth removed, if the top level of the bank remained unchanged. Penny Nom lui répond.
	Cones, pyramids, cylinders and prisms		2012-09-13
		Roy pose la question : I read on this page that a pyramid is a special kind of cone, but a cone is not a pyramid. Does this apply to cylinders. Is a prism a special kind of cylinder, but a cylinder is not a prism? Robert Dawson lui répond.
	The volume of a wedge		2012-05-28
		olwethu pose la question : volume of wedge that have side 3,3 cm and 6,2 cm and 20 cm long? Penny Nom lui répond.
	A rectangular prism		2012-04-05
		Tori pose la question : How do you find the base height if the base width is 10ft. The height is 7ft. And the volume is105ft. Penny Nom lui répond.
	A trapezoidal prism filled with sand		2012-03-12
		Maria pose la question : could a Trapezoid that is 80 inches high with a 54 inch width top and a 89 inch width bottom and a 80 inch depth hold 58 cubic yards of sand? Robert Dawson lui répond.
	The volume of a dugout		2012-01-28
		Jan pose la question : is there a formula for calculating the cubic yardage removed from a dugout for example that is forty feet wide by one hundred and twenty feet long by twelve feet deep with a three to one slope? It is the slope that makes it a little tricky. Thank you. Penny Nom lui répond.
	The volume of a hexagonal prism		2011-09-19
		Denise pose la question : I am being asked to find the volume of a hexagonal prism, base edges are 3cm, and a height of 15cm. The book that I am working from says that the answer is 77.94cm(cubed) but no matter what the equation I use I always get the answer 116.9/117. Please help! Thank you! Penny Nom lui répond.
	The volume of a decagonal prism		2011-05-29
		Susan pose la question : How do you find the volume of a decagonal prism? Penny Nom lui répond.
	The volume of a triangular shaped aquarium		2011-05-07
		Jeff pose la question : HI, I searched the site but really couldn't find my answer, at least that I could understand! I have a triangular shaped aquarium ( think of a cube, except its an equal triangle shape). all 3 sides are 48 inches, and it is 34" tall. Can you please tell me what the volume is in gallons? Thanks! Penny Nom lui répond.
	A rectangular prism		2010-04-27
		Savannah pose la question : A rectangular prism is made of exactly 8 cubes. Find the length, width, and height. Penny Nom lui répond.
	The base area of rectangular prism		2010-03-05
		Desiree pose la question : How do you find the base area of rectangular prism that has 4 cm by 4cm by 6cm ? Penny Nom lui répond.
	A prism and a pyramid		2010-02-19
		Juanita pose la question : What is the relationship between the volume of a prism and a pyramid with congruent base areas and heights? Tyler Wood lui répond.
	A triangular prism		2010-01-13
		Breon pose la question : what is the formula for a triangular prism? Robert Dawson lui répond.
	Truncated Octagonal Prism		2009-12-26
		freitas pose la question : the top plane of the truncated octagonal right prism is 45 degree with respect to horizontal. find the volume Janice Cotcher lui répond.
	Draw a net for a rectangular prism?		2009-05-29
		Mohamad pose la question : Draw a net for a rectangular prism? Last week when we were studying for our finals we came across a section about drawing nets I would really appreciate it if you gave me some help on it Robert Dawson lui répond.
	The dimensions of a toy chest		2009-05-07
		charlotta pose la question : My son needs to find the 3 dimensions of a toy chest that has to have a volume of 24 cubic feet can you show how to get the answer Penny Nom lui répond.
	Rectangular prisms		2009-05-01
		deborah pose la question : Could you please tell me some examples of different objects in the real world of rectangular prisms? Harley Weston lui répond.
	Volume of a prism		2009-04-21
		David pose la question : The base of a rectangular prism has an area of 15.3 square inches and a volume of 185.13 cubic inches. Write an equation that can be used to find the height "h" of the prism Robert Dawson and Stephen La Rocque lui répond.
	How many rectangles are in a square prism?		2009-04-09
		Lorenya pose la question : How many rectangles are in a square prism? Robert Dawson lui répond.
	Square prisms and pyramids		2009-04-03
		Sheyna pose la question : What are the differences between a square prism and a pyramid? - Sheyna Penny Nom lui répond.
	A rectangular prism		2009-02-25
		Christina pose la question : I am trying to find the area of the base of a rectangular prism where one cube=_1 cu in. The Answer is given in square inches. I also need the volume of the prism in cu in. For example length=3, w=2, h=5 Penny Nom lui répond.
	The surface area of a cube and rectangular prism		2009-02-16
		Mhiko pose la question : how to derived the total surface area of a cube and rectangular prism using geoboard?? Robert Dawson lui répond.
	Solid figures		2009-02-10
		Rebecca pose la question : I need to know the names of solid figures. I have several pictures that I need to answer what type they are. Thanks, Rebecca 3rd grade Penny Nom lui répond.
	The amount of concrete in a football stand		2009-01-30
		jacques pose la question : A football stand 150 yd long has 20 tiers of seats; each tier has a rise of 2ft and tread of 3ft.Its construction of reinforced concrete with a cross section as shown. Find the amount of the material used in its construction. Penny Nom lui répond.
	The volume of a prism		2009-01-19
		Mady pose la question : What is the general equation used to find the volume of a triangular prism? Robert Dawson and Harley Weston lui répond.
	A rectangular prism		2009-01-13
		nika pose la question : How many bases does a rectangular prism have? What are they? Harley Weston lui répond.
	Triangular prisms and pyramids		2009-01-10
		KJ pose la question : What are some items found in a home or school that could be considered a triangular prism or triangular pyramid? Robert Dawson and Penny Nom lui répond.
	Volume of a Shed		2008-07-24
		lou pose la question : I need to know the interior volume in cubic feet of a shed with the dimensions 8' x 10' x 7' with a roof peak of 9'. Thanks Janice Cotcher lui répond.
	A right prism with a square base		2008-06-13
		Malik pose la question : Question from Malik: A company wants to alter the dimension of container. The new container is in the shape of right prism equivalent to the current one. The current container has height of 12cm and square base. The new container has also square base, but in the dimension base is increased by 3cm and height is decreased by 5cm. if the cardboard is used to manufacture the new container, what area of cardboard is used to make new container? Penny Nom lui répond.
	An octagonal prism		2008-04-27
		Melanie pose la question : My son is identifying geometric shapes in the real world? We are stuck on octagonal prism, rectangular prism and square prism. Can you help me out with some examples. Thanks Penny Nom lui répond.
	A solid figure with 3 rectangular faces and 2 triangular faces		2008-04-17
		Emily pose la question : I am in the 3rd grade and my teacher gave us a question. What is a solid figure with 3 rectangular faces and 2 triangular faces? Penny Nom lui répond.
	A rectangular prism		2008-03-31
		Chanlie pose la question : i need need to find a rectangular prism with a total surface area of 210 units. Penny Nom lui répond.
	Triangular prisms and pyramids		2008-03-03
		LORENA pose la question : hi i am in yr 6 and i need to know how many faces,vertices and edges these shapes have.. . TRIANGULAR PYRAMID . TRIANGULAR PRISM Penny Nom lui répond.
	The volume of a truncated prism		2008-03-03
		jhey pose la question : The volume of a truncated prism is 6240 cu cm. The base is a right section in the form of an equilateral triangle. The edges perpendicular to the base are 15 cm, 18 cm, and 15 cm long. Find the length of one side of the base. Harley Weston lui répond.
	A rectangular prism		2007-11-16
		nicholas pose la question : What is the height the surface area to a rectangular prism with a volume of 350 milliliters? Stephen La Rocque lui répond.
	The volume of a regular octagonal prism		2007-10-20
		Chris pose la question : I am trying to figure out the volume of a regular octagonal prism, with side lengths of 4 inches. How do I do this? Penny Nom lui répond.
	A truncated prism		2007-09-24
		Simon pose la question : What is the name of a triangular prism with the top of the top of the prism cut off called please. It is therefore flat on top and flat on the bottom with prism sides. Thanks. Harley Weston lui répond.
	The surface area of a prism		2007-08-21
		Iliyas pose la question : State the area of prism with logical proof? Penny Nom lui répond.
	Prisms and pyramids		2007-08-02
		taryn pose la question : two similarities between prism and pyramid Penny Nom lui répond.
	A right rectangular prism		2007-06-10
		Wendy pose la question : if a right rectangular prism volume is 36cubic cm how can i find the base and height. Penny Nom lui répond.
	The volume of a triangular prism		2007-06-01
		Hannah pose la question : How do I find the area of the base of a triangular prism, so that I can find the volume by using the equation on the attachment. The formula is that volume equals one half times (base times height) times triangle height. Thank you for your help. Hannah Penny Nom lui répond.
	Pre-algebra volume of a prism		2007-05-10
		Brenda pose la question : Find the volume of a triangular prism with a base of 5 cm by 5 cm and a height of 12.5 cm. Round to the nearest tenth. Stephen La Rocque lui répond.
	How many faces on a prism?		2007-05-10
		Samad pose la question : How many faces does a rectangular prism have? Penny Nom lui répond.
	Names of solid figures		2007-03-28
		Debbie pose la question : What is the name of the solid figure: 1) base with 5 equal sides and faces that are 5 triangles 2) all 6 faces are squares and 3) 2 congruent pentagons for bases and 5 rectangular faces. Please help! Thanks Penny Nom lui répond.
	The volume of a trough		2007-03-27
		Tracy pose la question : I need help trying to find the volume of a 9 ft long trough that has two equilateral triangles on the end. When the water of the trough is 2 feet deep and its depth keeps increasing by 1/2 ft/minute. I have to figure out at what rate the water is flowing into the trough. Can you point me in the right direction for finding the equation for the volume of the trough? Penny Nom lui répond.
	A triangular prism		2007-03-26
		Tom pose la question : Hi, I need to find a container in the shape of a triangular prism that will fit four table tennis balls (this is for a math project!). These balls have a diameter of 4cm, so a radius of 2. I know that the formula for finding an incircle from a triangle is: radius of incircle = 2area of triangle / perimeter of triangle But I need to know the length of one side of the triangle from the incircle (the triangle needs to be equalateral). Can you help me find a formula for this? Thanks so much! Tom Penny Nom lui répond.
	How many hours will it take to fill completely?		2007-03-19
		Leslie pose la question : If a rectangular prism measures 8" and measures 12" by 16", what is it's volume? If after 8 hours the prism is 6" full, how long will it take to fill and how many hours will it take to fill completely? Stephen La Rocque lui répond.
	Surface area of a triangular prism		2007-02-21
		Katrina pose la question : What is the formula to finding the surface area of a triangular prism? Gabriel Potter lui répond.
	The surface area of a hexagonal prism		2007-02-19
		Cari pose la question : How do you find the surface area of a hexagonal prism? Thank you. Penny Nom lui répond.
	The volume of a prism		2007-02-14
		jasmine pose la question : What is the formula to find the volume of a triangular prism Penny Nom lui répond.
	a specific 3-d shape		2007-02-12
		Robby pose la question : What three dimensional shape has 6 vertices, 5 faces, and two congruent triangular bases? I can't find the answer to this question anywhere. Your help will be appreciated. Thanks, Robby Craig Pam Fowler, Gabe Potter and Walter Whiteley lui répond.
	The surface area of a triangular prism?		2006-10-29
		Amanda pose la question : What is the formula for the surface area of a triangular prism? Haley Ess lui répond.
	Shapes		2005-11-12
		Tonya and Hailey pose la question : MY THIRD GRADERS TEACHER HAS SENT HOME HOMEWORK ASKING FOR THEM TO FIND REAL-WORLD OBJECT IN MANY DIFFERENTS SHAPES A FEW HAVE US STUMPED Penny Nom lui répond.
	Surface areas		2005-05-11
		Jessica pose la question : How can I demonstrate to my high school students the reason for the formulas for the surface area of a prism, right cylinder, and regular pyramid, and right cone? Penny Nom lui répond.
	Volume and surface area of a prism		2005-04-29
		Melissa pose la question : Can you please tell me if the volume and surface area of a prism can ever be the same? Could you please explain why or why not. Walter Whiteley lui répond.
	Is a cylinder a type of prism?		2004-01-29
		Rebecca pose la question : Is a cylinder a type of prism? Penny Nom lui répond.
	8 faces, 12 vertices, and 18 edges		2003-04-22
		Thomas pose la question : I would like to know the proper name for this geometrical solid. It has 8 faces, 12 vertices, and 18 edges? Penny Nom lui répond.
	A rectangular prism		2003-01-09
		Julie pose la question : How many faces on a rectangular prism and how many bases? Can the base also be a face and can a face also be a base? Diane Hanson lui répond.
	A triangular prism		2002-10-30
		Daniel pose la question : I was wondering what a triangular prism was. Diane Hanson lui répond.
	A triangular prism		2002-04-28
		A student pose la question : Need the formula for the surface area of a triangular prisim? Penny Nom lui répond.
	Prisms		2001-04-10
		A fourth grade class pose la question : A fourth grade class is curious about the names that have been given to various solid geometric figures based on their shapes: are there names for solids based on a rhombus, a trapezoid, a parallelogram, a decagon, and/or a quadralateral? Chris Fisher lui répond.
	Volume and surface area of a cylinder and a triangular prism		2001-03-31
		Kevin pose la question : I was wondering how do you find the volume and surface area of a cylinder and a triangular prism. Penny Nom lui répond.
	Triakis		2001-02-17
		Anne Grant pose la question : I am a grade 8 teacher and have come across the term "Triakis" used with Tetrahedron, octahedron, and hexahedron. What does this term refer to, and what's the difference between a triakis polyhedron and one that is not? I'd also like to know what is meant by the term antiprism, as opposed to prism. Penny Nom lui répond.
	A prism		2001-01-18
		Nigel Ayling pose la question : What is the mathematical definition of a prism, I am confused by the following definitions as they appear to be contradicto... Walter Whiteley lui répond.
	Pyramids and prisms		2000-01-18
		Tyler pose la question : What's the definition of a Triangular Prism and a Triangular pyramid. Penny Nom lui répond.

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