A triangle has base 15 feet (ft) and an altitude of 4 ft. Find its area

Answer 1

The formula for the area of a triangle is 1/2 the base times the altitude (height):

A = 1/2bh
A = 1/2 * 15 * 4
A = ?? sq. ft.

Answer 2

A=30?

Answer 3

Right. A = 30 sq. ft.