Question

Question 9
What is the area of an equilateral triangle of sde 16 cm ?
48,/3 sq cm
12813 sq cm
9.6V3 sq cm
64/3 sq cm​

Answer 1

A = (S² * √3) / 4

A = (15² * √3) / 4

A = (225√3) / 4

A = 225/4√3

A = 56.25√3