Question

Area of a wall is 144 m².A window whose area 24 m² is fixed on the wall.Find the cost of whitewashing the wall@Rs110 per square meter.​

Answer 1

Answer:

Area of the square = Side x Side (formula)

Area = 144 sq.m

(Side)^2= 144 ( given)

Side = + or - 12 ( taking square root on both sided)

Discarding negative sign , side is 12 m

Ans : length of its side = 12m

Step-by-step explanation:

just math