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If in a Delta ABC, r1= 2r2= 3r3, then ...

If in a ` Delta ABC, r_1= 2r_2= 3r_3, ` then the perimeter of the triangle is equal to

A

` 3a `

B

` 3b `

C

` 3c `

D

` 3 (a+b+c) `

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The correct Answer is:
B
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AAKASH SERIES-PROPERTIES OF TRIANGLES-EXERCISE - II
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