Question

The perimeter of an equilateral triangle is 723 cm. Find its height

Answer 1

Perimeter =3 × side (as all sides of equilateral triangle are equal)

723 =3 s

723/3=s

241=s

So, side of equilateral triangle=241 cm.

Height=√3/2 ×s

= √3/2×241

=241√3 /2 cm

=208.71 cm (approx)

Answer 2

Answer:

Step-by-step explanation: