quiasia14 quiasia14

08-03-2018
Mathematics

contestada

The area of a trapezoid is 144 ft squared. If the height is 8 ft and one of the bases is 12 ft, what is the length of the other base?
A. 7.2 ft
B. 14.4 ft
C. 24 ft
D. 16 ft

Respuesta :

musiclover10045 musiclover10045

08-03-2018

144 = (12 +x)/2 * 8

144 = (12+x)* 4

36 = 12 +x

x = 36-12

x =24

Answer is C

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