Question

25 POINTS AVAILABLE

An equilateral triangle has a side length of 10 inches. Find the length of the triangle's altitude.

(Hint: Sketch and label before solving)

Answer 1

H = 5 * sqrt(3)

Explanation:

H^2 = 10^2 - (10/2)^2

H^2 = 100 - 25

H^2 = 75

H = 5 * sqrt(3)