Question

The perimeter of an equilateral triangle is 60 cm. Find it's
(i) area
(ii) Height (given, √3 = 1.732

Answer 1

Answer:

Area of triangle = 1/2× base×height.

Take base = 60cm

Height = Root of 60^2-30^2 = 25 cm

Area = 1/2×60×30 = 900 square units

Hope it helps

Answer 2

Step-by-step explanation:

peri.=60

side =20

height=root3/2 *side

=root3/2 *20

=10root3

area= root3/2 *side²

200root3