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Look at ∆ABC and the definitions of sin A and cos A in terms of the side lengths of the triangle. Based on the definitions of sine and cosine, explain what you have observed in the previous parts of this activity. Use equations to support your explanation.

Look at ABC and the definitions of sin A and cos A in terms of the side lengths of the triangle Based on the definitions of sine and cosine explain what you hav class=

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MrEVERYTHING

Answer:

The leg opposite ∠A is the leg that is adjacent to ∠B, and the leg adjacent to ∠A is the leg that is opposite ∠B. So by the definition of the two trigonometric ratios:

sin A=cos B

cos A=sin B

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salupe24

Answer:

Sample answer for Edmentum and Plato

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