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MissTica
3 years ago
10
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 ft
2
Mathematics
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answers:
marishachu
[46]
3 years ago
4
0
B.
area of a triangle = B*H/2
9*12/2
9*6
54
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mote1985
[20]
3 years ago
3
0
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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