The area of four walls of a cube whose one edge is 2.5 m is 25 m 2 . Options: A . &nbspTrue B . &nbspFalse C . &nbsp2h×(l+b) D . &nbsp2×lb×(bh+hl)

Answer: Option A : A Edge of the cube (a) = 2.5 m Area of four walls = 4a 2 = 4 x 2.5 x 2.5 m 2 = 25 m 2

The area of four walls of a cube whose one edge is 2.5 m is 25 m2.

Question - The area of four walls of a cube whose one edge is 2.5 m is 25 m².

Options:

A . True

B . False

C . 2h×(l+b)

D . 2×lb×(bh+hl)

Answer: Option A
:
A
Edge of the cube (a) = 2.5 m
Area of four walls = 4a²
= 4 x 2.5 x 2.5 m²= 25 m²

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