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If the area A of a triangle is 72, and the height h is equal to the length of the base b, what is the length of the base?

A= 1/2 bh

Select one
A. 9
B. 12
C. 11
D. 5

If the area A of a triangle is 72 and the height h is equal to the length of the base b what is the length of the base A 12 bh Select one A 9 B 12 C 11 D 5 class=

Respuesta :

Eddie1Wan

Answer:

option B

Step-by-step explanation:

let the height=x

base=x

Area=½bh

72=½x•x

72×2=x²

144=x²

x=√144=12

Answer:

12

Step-by-step explanation:

12 x 12= 144

144/2= 72

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