Area of a triangle is given by the formula upper a equals one half bh a= 1 2 bh. the area of the triangle shown to the right is 120 sq. units. find its base and height. 3x+9 base x+5 height

Given:

Find: height and base.

Solution: Use given formula for the area:

Substitute   and solve the equation:

Solution is extra, because then height and base have negative lengths.

When

6 on both sides and twelve on the top and the bottom

step-by-step explanation:

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