Please help me find ABCD!!

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Nak asked Jan 22, 2023

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38 votes

Please help me find ABCD!!

Mathematics
high-school

Nak asked Jan 22, 2023

by Nak

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Using the formula to find the area of a trapezium:
A= 1/2(a+b)h

So in this instance, a and b are 10 and 15 cm, and the height is 9 so just substitute it like this:
A= 1/2(9+10)9
A= 85.5

Anqit answered Jan 27, 2023

by Anqit

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