A triangle has an area of 45 square units. Its height is 10 units. What is the length of its base?

asked Dec 26, 2017 12.8k views

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A triangle has an area of 45 square units. Its height is 10 units.

What is the length of its base?

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Area = (1/2)*base*height

45 = (1/2)*base* 10

45 = base*5

45/5 = base

9 = base

base = 9

The length of the base is 9 units.

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