Question

two circles of radii 3 cm and 3√√3 cm have their centres 6 cm apart.calculate the perimeter of the region common between two circles​

Answer 1

Step-by-step explanation:

length of direct common tangent= √d^2-(r1-r2)^2. where D is distance between the centres and r1 and r2 are radius of two circles respectively

√169-(25)

√144

12cm

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Answer 2

Answer:

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