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Mathematics 20 Online
OpenStudy (anonymous):

The area of the trapezoid is 75 cm2. What is the height of the trapezoid?

OpenStudy (anonymous):

Work backwards from equation

OpenStudy (anonymous):

To find the height, the formula is 2*(A/a/b), making the height 9.

OpenStudy (anonymous):

thanks @1289florida @wesbrett

OpenStudy (anonymous):

a=6, b=12, A=81

OpenStudy (welshfella):

area of trapezoid = 0.5 h ( a + b) where h = height and a and b are the lengths of the 2 parallel sides

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