## Ask Singapore Homework?

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I assume the triangle length are diameter for ni and small circles.

Hope this help

Hope this help

Date Posted:
2 months ago

Because we take small circle area to minus the of the small circle’s unshaded parts (but this unshaded part we don’t know the area) so I minus from 1/2 big circle and triangle area should not included, so we add in again.

I uploaded another answer for your reference.

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Hope this way... u can understand.

Date Posted:
2 months ago

Yes, this time I got it, thanks for your patience. Thank you very much.