19stallwoodbrackens
19stallwoodbrackens
18-09-2022
Mathematics
contestada
Please help me find ABCD!!
Respuesta :
akemirises3
akemirises3
18-09-2022
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
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