Question

If the perimeter of an equilateral triangle is 60 cm
find its area and height.
idee of a triangle containing th
1 10.​

Answer 1

Answer:

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Answer 2

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100 √3 cm

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we know that:

Area of equilateral Triangle = 13/4 xa?

and'

perimeter of equilateral triangle = 3a

where , a is the side of triangle.

Here,

perimeter = 60 cm

=> 3a = 60 cm

=> a = 20 cm

Now,

the Area of triangle = v3 /4 * (20)2

=> 400 v3 /4

=> 100 v3 cm

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