Question
Suppose ABC is a right triangle with sides of lengths a, b, and c and right angle at C. Find the unknown side length using the Pythagorean Theorem and find the following trigonometric functions of the indicated angle.
Given: a = 4 and b = 7
Find: sin A, cot B, sec A, tan B
Given: a = 4 and b = 7
Find: sin A, cot B, sec A, tan B
Answers
Steve
sinA = a/c = cosB
cosA = b/c = sinB
tanA = a/b = cotB
plug and chug.
cosA = b/c = sinB
tanA = a/b = cotB
plug and chug.