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9. If the sum of the …

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9.     If the sum of the circumferences of two circles with radii R1 and is equal to the    circumference of a circle of Radius R, then

    • Posted by Navya Sravani 4 years, 5 months ago

    CBSE > Class 10 > Mathematics
    • 1 answers

    Adithya Dev A 4 years, 5 months ago

    2πR1 + 2πR2 = 2πR. 2π (R1 + R2) = 2πR. R1 + R2 = R.

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