the length,breadth and the height of a classroom are 12m by 10m by 7m. Find the area of four walls and also the area of its roof.
Answers
Answered by
0
Answer:
Find the area of four walls of a room (Assume that there are no doors or windows) if its length 12 m, breadth 10 m, and height 7.5 m.
Step-by-step explanation:
mark ma as brainlist
Answered by
3
Answer:
408 m², 120m²
Step-by-step explanation:
Area of 4 walls (Lateral surface area) =
2 height(length + breadth)
= 2×12(10+7)
= 2×12×17
=24×17
=408 m²
Area of its roof= length× breadth = 12×10 =120m²
Please mark as brainliest.
Similar questions