Twotwo chimneys 16m and 13m high stand upright on a ground. If their feet are 4m apart, then find the distance between their tops.

5m

Step-by-step explanation:

use the pythagorus theorem

making a diagram will make it easier

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6