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OpenStudy (anonymous):
i need lots of help
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OpenStudy (anonymous):
ok heres the question
OpenStudy (anonymous):
The area of a trapezoid is found using the formula A=1/2h(b1+b2) where b1 and b2 are the parallel sides of the trapezoid and h is the height of the trapezoid. What is the area, in square kilometers, of a trapezoid with bases 5 km and 7 km and height 3 km? A. 14.5 B. 18 C. 36 D. 52.5
OpenStudy (nincompoop):
you just need to put the values you were given into the formula and perform the operation required.
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
|dw:1377981905440:dw|
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OpenStudy (anonymous):
thx for the diagram
OpenStudy (anonymous):
|dw:1377982034661:dw|
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