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OpenStudy (migitmack):
the sum of the length of the two bases of a trapezoid is 220cm and its area is 66 cm. what is the height of the trapezoid. I know I know how to do this but I cant seem to get it.
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OpenStudy (hexagon001):
0.5(a+b)h=area of trapeziod. a+b=220 and area =66 so we have.. 0.5(220)h=66 110h=66 h=66/110=3/5=0.6
OpenStudy (migitmack):
oh wow XD thank you
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