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Square meters and cubic meters |
2007-01-30 |
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Fiel pose la question : How do i convert square meter to cubic meter? Penny Nom lui répond. |
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A thin wire 20 centimeters long is formed into a rectangle |
2007-01-29 |
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Trisha pose la question : a thin wire 20 centimeters long is formed into a rectangle. if the width of this rectangle is 4 centimeters, what is the length? Penny Nom lui répond. |
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Height of a right triangle? |
2007-01-29 |
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Engelbert pose la question : The base of the right triangle is 50 ft. At the angle (on the base of the triangle) across from the right angle is labeled portion (a triangle within a triangle), the base of this little triangle is 10 ft. and the height is 6 ft. What equation can i use to solve this? Steve La Rocque and Haley Ess lui répond. |
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Concrete paving blocks |
2007-01-29 |
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Engelbert pose la question : Read-mixed concrete is sold by the cubic yard. A landscape contractor wants to form concrete paving blocks that are rectangular solids with dimensions 36 inches by 36 inches by 6 inches. Assuming there is no waste, how many such blocks can she expect to make from one cubic yard of concrete? (1 yard= 36 inches) Stephen La Rocque lui répond. |
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11^n +22^n = 55^n |
2007-01-29 |
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Ankit pose la question : 11^n +22^n = 55^n
find the value of n? Penny Nom lui répond. |
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A right triangle |
2007-01-29 |
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Tayler pose la question : One leg of a right triangle is 8 cm. less than the hypotenuse while the other leg is 1 cm. less than the hypotenuse. Find the length of the hypotenuse. Penny Nom lui répond. |
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A 3-digit number in base 7 has its digits reversed when expressed in base 9. |
2007-01-28 |
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Ashley pose la question : A 3-digit number in base 7 has its digits reversed when expressed in base 9. Find this number. Penny Nom lui répond. |
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How many gallons will it hold? |
2007-01-27 |
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Taye pose la question : I am building a aquarium for my daughter, It is 6 feet long 24 inches high and only 5 inches wide. How many gallons will it hold? Stephen La Rocque and Penny Nom lui répond. |
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The height of an isosceles triangle |
2007-01-27 |
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Brendan pose la question : I need to find the height of an isosceles triangle whose angles are 52, 52 and 76 degrees. The base is 100, and the two equal sides are unknown. How would I go about this? Stephen La Rocque lui répond. |
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Compound daily interest |
2007-01-27 |
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Sharon pose la question : calculate the return on $20,000 for 3 years at an interest rate of 8% that compounds daily. Stephen La Rocque lui répond. |
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converting square miles into square meters |
2007-01-27 |
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Susan pose la question : how do you convert square miles into square meters Stephen La Rocque lui répond. |
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The centre and radius of a circle |
2007-01-27 |
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A student pose la question : x^2+y^2=121 is the equation of the Circle C
(1) Write down the center and the radius of C. Stephen La Rocque lui répond. |
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A boat travels 60 miles downstream in the same time it takes to go 36 miles upstream |
2007-01-27 |
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Liz pose la question : A boat travels 60 miles downstream in the same time it takes to go 36 miles upstream. The speed of the boat in still water is 15 mi/h greater than the speed of the current. Find the speed of the current. Stephen La Rocque lui répond. |
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A curve on a cylinder |
2007-01-27 |
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John pose la question : think of a tube,say 50mm in diameter made out of cardboard, project vertical lines at right angles from the base at say every 2mm right round the tube in pencil.No pretend you can put this cardboard tube in a saw and cut it at 45degrees. Get a pair of scissors and cut it at the lowest end and lay it out flat.It now looks like a graph,how do you work out each of these vertical lengths possibly chord lengths Stephen La Rocque and Penny Nom lui répond. |
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A 140 acre rectangular piece of land |
2007-01-27 |
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Dave pose la question : What is the perimeter of a 140 acre rectangular piece of land that is three times longer that it is wide? Penny Nom lui répond. |
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