If the edges of a shape are 4 cm, 5cm, 6 cm and 7 cm respectively, then the length of its boundary is equal to.

23 cm

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22 cm

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24 cm

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Solution

The correct option is B 22 cm
The length of the boundary is equal to sum of the all the edges

Length of boundary
= 4 cm + 5 cm + 6 cm + 7 cm
= 22 cm

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If the edges of a shape are 4 cm, 5cm, 6 cm and 7 cm respectively, then the length of its boundary is equal to.

The correct option is B 22 cmThe length of the boundary is equal to sum of the all the edges Length of boundary = 4 cm + 5 cm + 6 cm + 7 cm = 22 cm

The correct option is B 22 cm
The length of the boundary is equal to sum of the all the edges

Length of boundary
= 4 cm + 5 cm + 6 cm + 7 cm
= 22 cm