Question

The area of a triangle is 150 square feet. If the base is x feet and the height is x + 5 feet, calculate the height.
Answer

15

20

10

5

Answer 1

my answer is 10, is it correct?

Answer 2

A=1/2b*h
150=1/2*x*(x+5_)
300=x*(x+5)
300=x^2+5x
300=(x-15)(x+20)
x=15 or x=-20
since area cannot be negative your answer is x=15

Answer 3

oh ok thnx!

Answer 4

The correct answer was 20.