Question

Calculate the area and the height of an equilateral triangle whose perimeter is 60 cm.

Answer 1

Answer:

perimeter of equalateral triangle=60 cm.

sidelength= 60/3

=20 cm

area= (√3/4)*(20)^2

=173.20cm

Area = (1/2)×20×Height

173.20= (1/2)×20×Height

Height=17.32 cm

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