If the perimeter of an equilateral triangle is 60 m, then the area is :
A. 10√3 m2
B. 15√3 m2
C. 20√3 m2
D. 100√3m2
Answer:D
If the perimeter of an equilateral triangle is 60 m, then the area is :
A. 10√3 m2 B. 15√3 m2 C. 20√3 m2 D. 100√3m2