Two circles with radiaus r1 and r2 then the ratio of circumference will be?
farhadibahashmi:
hanji!
Answers
Answered by
3
Step-by-step explanation:
The circumference of circle with radius R1=2πR1.
and the circumference of circle with radiusR2=2πR2.
∴ The Sum of Circumferences, Sum=2π(R1+R2) .
Again the circumference of circle with radius R=2πR.
∴ By given condition,
2π(R1+R2)=2πR⟹R1+R2=R.
=>2π(R1+R2)=2πR
=>R1+R2=R
Answered by
4
Answer:
r1/r2
Step-by-step explanation:
ratio of circumference of circle is = 2πr1/2πr2=r1/r2...
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