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Area of Rectangle

If a thread o...

Question

If a thread of 80 cm is able to cover the boundary of the given fidget spinner perfectly. What is the perimeter of the fidget spinner ?

A

40 cm

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B

50 cm

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C

70 cm

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D

80 cm

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Solution

The correct option is D 80 cm
Perimeter of the fidget spinner
= Length of the thread completely covering the boundary of the fidget spinner

= 80 cm

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