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27. Two circular pieces of equal radii and maximum area, touching each other are cut from a rectangular cardboard of dimensions 14 cm x 7 cm. Find the area of the remaining cardboard.
[CBSE 2013]

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Answered by Anonymous

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❍27. Two circular pieces of equal radii and maximum area, touching each other are cut from a rectangular cardboard of dimensions 14 cm x 7 cm. Find the area of the remaining cardboard.

27. Two circular pieces of equal radii and maximum area, touching each other are cut from a rectangular cardboard of dimensions 14 cm x 7 cm. Find the area of the remaining cardboard.[CBSE 2013]

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✐Area of the remaining carddboard = Area of Rectangular Cardboard - 2 × Area of circle✍

= 14 × 7 - 2 × 22/7 × (7/2)^2

= 98 - 44/7 × 49/4

= 98 - 77 = 21

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Answered by omsamarth4315

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21 cm ² is the answer .

refer to the attachment .

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27. Two circular pieces of equal radii and maximum area, touching each other are cut from a rectangular cardboard of dimensions 14 cm x 7 cm. Find the area of the remaining cardboard.[CBSE 2013]​

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21 cm ² is the answer .

27. Two circular pieces of equal radii and maximum area, touching each other are cut from a rectangular cardboard of dimensions 14 cm x 7 cm. Find the area of the remaining cardboard.
[CBSE 2013]