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Mathematics 11 Online
zarkam21 (zarkam21):

Helppp

zarkam21 (zarkam21):

OpenStudy (owlcoffee):

the equation for a circular sector area is: \[A _{s \circ}=\frac{ \alpha }{ 360 }\pi r^2\]

OpenStudy (baru):

can you identify the radius of the circle and the angle of the sector?

zarkam21 (zarkam21):

See, here I'm stuck with the angle

OpenStudy (math&ing001):

The angle is given in the picture 120°.

zarkam21 (zarkam21):

Okay so 104.67

zarkam21 (zarkam21):

@baru

zarkam21 (zarkam21):

@mjdennis

zarkam21 (zarkam21):

@mathmate

OpenStudy (mjdennis):

You know I don't check answers unless you show your work. Several people have asked you to provide intermediate results and you have ignored them. Tell me what you did between the picture and "Okay so 104.67", and I can help.

zarkam21 (zarkam21):

\[\frac{ 120 }{ 360 }\times3.14\times100\]

zarkam21 (zarkam21):

This is what I did

OpenStudy (mathmate):

That is correct. Please supply intermediate information when you are suggested to do so. This helps helpers to see if you're on the right track!

OpenStudy (mjdennis):

Yep, what @mathmate said.

zarkam21 (zarkam21):

@Preetha

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