Question

the altitude of an equilateral triangle is 353 cm. find its area.​

Answer 1

Answer:

Altitude of equilateral triangle = (root3)/2 ×side

So 353×2= root3× side

So side =( 353×2)/root3

Now area = (root3)/4 × side^2

=(root 3)/4 ×( 353×2)^2/3

=0.433×166145.33

=71940.92 cm^2

=7.19 m^2