The perimeter of an equilateral triangle is 60 cm. Find it's
(i) area
(ii) Height (given, √3 = 1.732
Answers
Answered by
18
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
Answered by
8
Step-by-step explanation:
peri.=60
side =20
height=root3/2 *side
=root3/2 *20
=10root3
area= root3/2 *side²
200root3
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