Question

Find the area of an equilateral triangle whose perimeter is 72 cm. pls don't use herons formula pls use equilateral triangle area formula​

Answer 1

Answer:

249.42 cm²

please make as the BRAINEST ANSWER.

Answer 2

Answer:

If perimeter is 72, then side is 72/3 = 26cm

Equilateral triangle area formula = (root 3)/4 *a^2

= (root 3)/4 * 676

= 1170.86/4

= 292.72cm^2