K12worX
Back to Prove and use Pythagorean identity — Problem 2 · Task Set 77

HSF.TF.C.8 Tutor Intake — Pythagorean Identity and Trig Values

This short check helps your tutor understand where to start. Answer each question on your own. If you are not sure, give your best try — every response helps your tutor plan your sessions.

Grade 9·10 problems·~13 min·Common Core Math - HS Functions·group·hsf-tf-c-8
Work through problems with immediate feedback
A

Concepts

1.

The Pythagorean identity sin⁡2(θ)+cos⁡2(θ)=1\sin^2(\theta) + \cos^2(\theta) = 1 holds for
  ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲   [scope]  ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲ ̲   values of θ\theta.

scope: