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solve the area of a triangle for b and use the resulting formula to find the base of a triangle with a height of 6 ft. and an area of 9 ft. ^2.
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solve the area of a triangle for b and use the resulting formula to find the base of a triangle with a height of 6 ft. and an area of 9 ft. ^2.

User Ygesher
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1 Answer

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The formula of the area of a triangle:


A_\Delta=(bh)/(2)

b - a base
h - a height

We have:
h = 6ft.and A=9 ft.²

substitute:


(6b)/(2)=9\\\\3b=9\ \ \ |:3\\\\b=3\ ft.

Answer: b = 3ft.
User Sanchises
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