Can somebody help me please? :c
Points A and B lie on a circle centered at point O. If length of ABradius=π10, what is the ratio of the area of sector AOB to the area of the circle?

Question

Can somebody help me please? :c
Points A and B lie on a circle centered at point O. If length of ABradius=π10, what is the ratio of the area of sector AOB to the area of the circle?

anonymous · Answer

This are the answers given
110

π10

120

π20

loser66 · Answer

I don't get what ABradius =pi 10 mean.

anonymous · Answer

Me neither xc

welshfella · Answer

maybe it means AB is the radius?

anonymous · Answer

Probably :/

anonymous · Answer

Do you think you can help me on this question?
What is the ratio of the length of DEown to the length of BCown?

anonymous · Answer

http://cdn.ple.platoweb.com/PCAP-ASSETS-PROD/67133dd9aa2a4fcbb43ebe4361a828a5

welshfella · Answer

sorry  i don't understand what DEown means

anonymous · Answer

T-T

anonymous · Answer

DE is an arc I believe and BC is another arc