Question

(11) The group organized a campaign against waste disposal' where the
Pyramids are constructed. They prepared 4 posters made of cardboard each
m the shape of an equilateral tmangle of perimeter 27m Find the approximate cost
of making the poster at the rate of Rs. 54 sq.m (Use V3 = 1.73)​

Answer 1

pera meter = 27

side =

area =