Three circles each of radius 5 cm is constructed in such a way that the centre of each touches the circumference of other as shown in figure. The length BC is equal to

10 cm

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5 cm

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2.5 cm

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15 cm

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Solution

The correct option is B
5 cm

BC is one side of the regular hexagon

AB = BC = CD = DE = EF = FA = r = 5 cm ( as ABCDEF is a regular hexagon.)

$∴$ BC = 5 cm

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Three circles each of radius 5 cm is constructed in such a way that the centre of each touches the circumference of other as shown in figure. The length BC is equal to

The correct option is B 5 cm BC is one side of the regular hexagon AB = BC = CD = DE = EF = FA = r = 5 cm ( as ABCDEF is a regular hexagon.) ∴ BC = 5 cm

The correct option is B
5 cm

BC is one side of the regular hexagon

AB = BC = CD = DE = EF = FA = r = 5 cm ( as ABCDEF is a regular hexagon.)

$∴$ BC = 5 cm