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Iago the Insect lives on the surface of a regular tetrahedron 2006-12-29
Cassie pose la question :
Iago the Insect lives on the surface of a regular tetrahedron with edges of length 4 inches. He wants to travel on the surface from the midpoint of one edge to the midpoint of the opposite edge. What is the length of the shortest possible trip for Iago to do this? Two edges in a tetrahedron are opposite if they do not share a common endpoint!
Walter Whiteley lui répond.
Who invented the division symbol? 2006-12-29
Alex pose la question :
Who invented the division symbol?
Penny Nom lui répond.
How many gallons of water does an 8 inch pipe that is 50 foot long hold? 2006-12-29
Bryan pose la question :
How many gallons of water does an 8 inch pipe that is 50 foot long hold?
Penny Nom lui répond.
An isosceles triangle 2006-12-29
Katrina pose la question :
Is there any way to calculate the height or the length of the equal sides of an isosceles triangle given only the base length and the angles?
Penny Nom lui répond.
What size pulley would I need? 2006-12-29
Chris pose la question :
If I have a motor that's spinning at 950 RPM's with a pulley that's 6in diameter with a belt running to a generator, What size pulley would I need on the generator to make it spin at 3600 RPM
Penny Nom lui répond.
An octagon inscribed in a square 2006-12-29
Richard pose la question :
An octagon is inscribed in a square so that the vertices of the octagon trisect the sides of the square. The perimeter of the square is 108 centimeters. What is the number of square centimeters in the area of the octagon?
Walter Whiteley lui répond.
A trig identity 2006-12-28
Courteny pose la question :
Prove that 1 - cos 2x + sin 2x (divided by) 1 + cos 2x + sin 2x = tan x
Penny Nom lui répond.
A rhombus 2006-12-26
Jose pose la question :
show mathematically that a quadrilateral whose vertices are A(2,1),B(6,-2) C(10,1),and D(6,4) is a rhombus
Penny Nom lui répond.
A quuadratic equation 2006-12-22
Harold pose la question :
L=3w-4
A=96Square
I used the quadratic equation to solve and my answer is still wrong

I convert the square of 1168 to decimal.

here is where i start
(3w-4) x w=96

could you give me an example

Stephen La Rocque lui répond.
45 000 litres d'eau a 15 degres 2006-12-21
Troussiere pose la question :
j'ai 45 000 litres d'eau a 15 degres combien de litres d'eau a 50 degres doit on rajouter pour obtenir une eau a 25 degres?
Claude Tardif lui répond.
6/x-2y - 15/x+y = 0.5 2006-12-21
Emeka pose la question :
6/x-2y - 15/x+y = 0.5
Stephen La Rocque lui répond.
Prove that square root of 3 is irrational. 2006-12-21
Humera pose la question :
Prove that square root of 3 is irrational.
Stephen La Rocque lui répond.
A percentage 2006-12-21
Kim pose la question :
At a company fish fry 1/2 in attendance are employees. Employees' spouses are 1/3 of the attendance. What is the percentage of the people in attendance who are not employees or employee spouses?
Stephen La Rocque lui répond.
Percentage increase 2006-12-21
Wang pose la question :
The last week of a month a car dealership sold 12 cars. A new sales promotion came out the first week of the next month and the sold 19 cars that week. What was the percent increase in sales from the last week of the previous month compared to the first week of the next month?
Penny Nom lui répond.
Skill Testing Question 2006-12-20
Tonia pose la question :
Skill Testing Question:

Multiply five(5) x four (4)
Add twenty two (22)
Divide by two (2)
Subtract six (6)

Penny Nom lui répond.
 
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