Question

15.) The floor of a room is a square of
whose each side is 10m. Find the area
of its four walls, if it is 4m high.
A) 160m2
B) 140m2
C) 170m²D) 175m?​

Answer 1

Answer:

160 m²

Step-by-step explanation:

perimeter of a square = 4×side

4×10=40

its area of a4 wall = 4× 40= 160

Answer 2

Answer:

ans 160m

Perimeter of square = 4×10

= 40

40×4=160

Hope its help you

Step-by-step explanation:

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