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## Answers

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sinɵ x sinɵ

cot^2ɵ = 1/sin^2ɵ

cosɵxcosɵ 1

________ = _____

sinɵ x sinɵ sinɵ xsinɵ

cos^2ɵ = 1

cosɵ = +1 , -1

ɵ = 0, 180 degree

ɵ = 180degree (π)

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------------------

sinɵ x sinɵ

cot^2ɵ = 1/sin^2ɵ

cosɵxcosɵ 1

________ = _____

sinɵ x sinɵ sinɵ xsinɵ

cos^2ɵ = 1

cosɵ = +1 , -1

ɵ = 0, 180 degree

ɵ = 180degree (π)