The formula for the area of a triangle is A = 1 2 bh, in which b represents the length of the base and h represents the height. If a triangle has an area of 138 mm2 and the height is 12 mm, what is the measure of the base?

Question

Mathematics

Mcdowell

30 October, 05:33

The formula for the area of a triangle is A = 1 2 bh, in which b represents the length of the base and h represents the height. If a triangle has an area of 138 mm2 and the height is 12 mm, what is the measure of the base?

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Answers (1)

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Terrence Sandoval · Answer 1

Area of a triangle = (1/2) (base) (height).

Here, 2 (area of triangle) = (base) (height), so base = 2 (area of triangle) / height.

For this particular triangle, the base is 2 (138 mm^2) / (12 mm), or base = 23 mm