Template 1
Math II · F-TF.8
Prove and use sin^2(theta)+cos^2(theta)=1 to find trig values with quadrant information.
Prove and use sin^2(theta)+cos^2(theta)=1 to find trig values with quadrant information.
Concept
Functions
Domain
Trigonometric Functions
Problem Types
Problem Templates In This Objective
9 problem types are attached to this objective. The full web app handles practice, answers, hints, and walkthroughs.
Template 2
Use the Pythagorean identity to find cosine when sine and the quadrant are known
Template 3
Determine the signs of sine and cosine when the quadrant is known
Template 4
Verify whether a sine value and cosine value can belong to the same angle
Template 5
Find an exact trigonometric value using the identity when one trig value and the quadrant are known
Template 6
Find a missing unit-circle coordinate using the Pythagorean identity and quadrant information
Template 7
Simplify a trigonometric expression using the Pythagorean identity
Template 8
Determine whether given sine and cosine values are possible for the same angle
Template 9