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Mathematics 20 Online
OpenStudy (anonymous):

Find the area of the shaded portion in the circle.

OpenStudy (anonymous):

OpenStudy (anonymous):

Anyone?

OpenStudy (anonymous):

O.K. - roughly draw 3 triangles:- 1. Centre to 3" upwards on radius (on the left). 2. Same but to the right 3. One from the centre upwards, 2 sides 6" long - I think you will need to draw a diagram to get the angle right & cosine rule gives you the area!!!!!!!!!!!!

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