Area and Perimeter Practice Test 3

Question : 22 of 40

Marks: +1, -0

The diagonal of the floor of a rectangular closet is 7½m. The shorter side of the closet is 4½ m. Find the area of the closet.

Solution:

Here,

x^2 + (9/2)^2

({15}/2)^2

⇒

x^2

{225}/4 - {81}/4

⇒

x^2

{144}/4

⇒ x = 6 m
Hence, area of the closet = 6 ×

9/2

27 m^2

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