Question

The altitude (i.e., height) of a triangle is increasing at a rate of 1.5 cm/minute while the area of the triangle is increasing at a rate of 3 square cm/minute. at what rate is the base of the triangle changing when the altitude is 7.5 centimeters and the area is 99 square centimeters?

Answer 1

99+7.5 +3 +1.5 =111 that your awner 111