Question

How to find height of equlatrial triangle if it's side is 4cm

Answer 1

a= side length

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Answer 2

Step-by-step explanation:

side = 4cm

area of a equilateral = √3/4a^2

here a = 4 cm

= area = √3/4*4*4

= area = 4√3sq.cm

area of a triangle = 1/2*base * height

= 1/2*4*h= 4√3

= 2h = 4√3

= h = 4√3*1/2

= h = 2√3

height = 2√3 cm