COMPASS Practice Test
COMPASS College Algebra and Trigonometry 3
What is the Pythagorean identity in trigonometry?
Select your answer
A
sin²θ + cos²θ = 1
B
sin²θ − cos²θ = 1
C
tan²θ + 1 = cos²θ
D
sin θ × cos θ = 1
Hint
