Question

find the area of an equilateral triangle whose one side is 5cm with its process, please

Answer 1

Answer:

10.82 cm²

Step-by-step explanation:

Area of equilateral triangle = (root3) / 4 × (side)²

Given, side = 5 cm

Area = (root3) / 4 × (5)² = (root3) × 25/4 = 10.82 cm²

Answer 2

10.82 cm² is the right answer

hope it helps you