Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions

The sum of circumference of 4 small circles is equal to the circumference of a bigger circle . find the ratio of bigger circle that of smaller circle?

Are you asking about the ratio of areas


Circumference of small circle=2πr
circumference of big circle=4(2πr)

ratio of B.C : S.C = 2πr/8πr
                             =1 : 4

0 0 0
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts