Question 4, (total 6pts) Apply the Pythagorean Theorem to find the length of the missing side of the following right triangle, and then find the values of the following functions. B 26 10 c (1.) sin 20. (2.) cos 2e. (3.) tan 20
Question 5. (total 5pts) Verify the identity: cos 30 = 4 cose - 3 cos 0. (Hint: cos 30 = cos(20 + 0)). Question 6. (total 5pts) Verify the identity: sin 30 = 3 sin 0 - 4 sino. (Hint: sin 30 = sin(20+ 0)).
Question 4, (total 6pts) Apply the Pythagorean Theorem to find the length of the missing side of the following right tri
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Question 4, (total 6pts) Apply the Pythagorean Theorem to find the length of the missing side of the following right tri
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