Back to Pythagorean identity and basic trig identities — Problem 4 · Task Set 16

Pythagorean Identity and Basic Trig Identities

Grade 10·20 problems·~30 min·ACT Math·topic·act-geo-trig-pythagid
Work through problems with immediate feedback
A

Fluency Practice

1.

Which expression is equivalent to sinθcosθ\frac{\sin\theta}{\cos\theta}?