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Mathematics 20 Online
OpenStudy (anonymous):

Need help with circle angles etc.,

OpenStudy (anonymous):

OpenStudy (anonymous):

what do you mean by mDB? :@ there is no 'm' in the circle. Do you mean major arc?

OpenStudy (anonymous):

Hold on one moment so I can show you.

OpenStudy (anonymous):

OpenStudy (anonymous):

i guess it means arc length?

OpenStudy (anonymous):

yes I guess.

OpenStudy (anonymous):

ok wait

OpenStudy (anonymous):

ok no, actually it means the angle measure of arc DB, that means the angle made by the arc at the center of the circle

OpenStudy (anonymous):

did you get this @muniro ?

OpenStudy (anonymous):

Ok so how do I find it?

OpenStudy (anonymous):

are you familiar with circle properties?

OpenStudy (anonymous):

Explain?

OpenStudy (anonymous):

see, we actually want to find angle DAB and it is a central angle. The circle property says that angle at the center is double the angle at the circumference, which in this case is 71degree

OpenStudy (anonymous):

did you get this?

OpenStudy (anonymous):

@muniro ?

OpenStudy (anonymous):

Im sorry my internet is problems

OpenStudy (anonymous):

@Farheen28

OpenStudy (anonymous):

oh no problem :D did you get the above description?

OpenStudy (anonymous):

Yes thank you @Farheen28

OpenStudy (anonymous):

you are welcome :D

OpenStudy (anonymous):

I have another question

OpenStudy (anonymous):

yeah sure

OpenStudy (anonymous):

Find m<R.

OpenStudy (anonymous):

@Farheen28

OpenStudy (anonymous):

i can not understand the diagram :P what are 235 and 125?

OpenStudy (anonymous):

The angles?

OpenStudy (anonymous):

@muniro i am sorry i cannot figure this out :/

OpenStudy (raden):

|dw:1371599809468:dw|

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