Question

A yield sign is an equilateral triangle, with side length of 34 inches. How many square inches of material are needed to make a sign? Round your answer to the nearest tenth of a square inch.A yield sign is an equilateral triangle, with side length of 34 inches. How many square inches of material are needed to make a sign? Round your answer to the nearest tenth of a square inch.

Answer 1

shortcut formula for the height of an equilateral triangle:

(side/2) * sqrt(3) I can explain this if necessary, it comes from the Pythagorean theorem

formula for area = (1/2) * base * height

Answer 2

Correct Answer: 499.8 in^2