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Mathematics 7 Online
OpenStudy (anonymous):

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?

OpenStudy (anonymous):

This are the answers given 110 π10 120 π20

OpenStudy (loser66):

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

OpenStudy (anonymous):

Me neither xc

OpenStudy (welshfella):

maybe it means AB is the radius?

OpenStudy (anonymous):

Probably :/

OpenStudy (anonymous):

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

OpenStudy (welshfella):

sorry i don't understand what DEown means

OpenStudy (anonymous):

T-T

OpenStudy (anonymous):

DE is an arc I believe and BC is another arc

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