Question

Length,breadth and height of a room are 5cm,4m,and 4m. Calculate area and volume

Answer 1

Answer:

Area of 4 walls of room = 2h(l+b)

= 2×3(5+4)

= 54 sq. m

Area of ceiling = l×b

= 5×4 = 20 sq. m

Area of whitewashing = 54+20=74sq.m

Cost of whitewashing = 7.50×74 = Rs. 555

PLEASE MARK IT AS BRAINLIEST.

Answer 2

$Cost of whitewash=7.59×74</p><p></p><p>=Rs.555$