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A triangle has a base of 9 feet and a height of 12 feet. What is the area of the triangle? A. 42 ft2 B.54 ft2 C.84 ft2 D. 108 ft2

Respuesta :

cclark354914
B.
area of a triangle = B*H/2
9*12/2
9*6
54
stekitty
For a triangle: A=1/2bh

the base times the height is 9*12, or 108.

you then multiply that by 1/2. you could also just divide it by 2 and get the same answer.

Then you have your answer, which is B.54 ft²

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