Question

A pool 20m in length, 10 m in breadth and 3m in depth. Find area of
cementing its four walls.​

Answer 1

Answer:

20 m ×10m×3m=600 answer

Answer 2

Answer:

Area of pool=2(l+b)h

=2(20+30)3

=2×50×3

=300 m²

willl be your answer.

Hope it will help you.:)