The length of a rectangle is 30 cm, and its breadth is 20 cm. What is the measurement of the length of string required to cover the boundary of the rectangle?

100 cm

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90 cm

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50 cm

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60 cm

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Solution

The correct option is A 100 cm
Length of the rectangle = 30 cm
Breadth = 20 cm

Perimeter = 2 × ( length + breadth )
= 2 × ( 30 + 20 )
= 2 × 50
= 100 cm

So, the length of the string required is equal to the perimeter of the rectangle that is equal to 100 cm.

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The length of a rectangle is 30 cm, and its breadth is 20 cm. What is the measurement of the length of string required to cover the boundary of the rectangle?

The correct option is A 100 cmLength of the rectangle = 30 cm Breadth = 20 cm Perimeter = 2 × ( length + breadth ) = 2 × ( 30 + 20 ) = 2 × 50 = 100 cm So, the length of the string required is equal to the perimeter of the rectangle that is equal to 100 cm.

The correct option is A 100 cm
Length of the rectangle = 30 cm
Breadth = 20 cm

Perimeter = 2 × ( length + breadth )
= 2 × ( 30 + 20 )
= 2 × 50
= 100 cm

So, the length of the string required is equal to the perimeter of the rectangle that is equal to 100 cm.