Question

Ja'Miles designs a sign for a store in the shape of a triangle. His design is 7.5 square feet in area, and the triangle
has a height of 2.5 feet. What is the length of the base of his sign?

A = 7.5 ft.2

h = 2.5 ft.

x

(1 point)

x =

ft.

Answer 1

Area of a triangle: A = (1/2)·base·height. Let base = x.

7.5 = (1/2) x (2.5) ⇒ 7.5 = 1.25x ⇒ x = 7.5 / 1.25 = 6

x = 6 ft.