Question

find the area and the perimeter of an equilateral triangle whose height is 12 cm .

Answer 1

The area is 24cm sq. and the perimeter is 12cm

Answer 2

Answer:

Step-by-step explanation:

In equilateral triangle the base get bisected by the height ::side=a and half of base =a/2 by pythagoras theorm 144=a×a+a/2×a/2 144=3×a×a/4 a=root3 area=12root3 perimeter =24root3