WONDER #2793: How Do Sine, Cosine, and Tangent Work?

Question 1 of 3

Which is NOT a word you would use to label the sides of a triangle to find sine, cosine, and tangent?

  1. Parallel
  2. Opposite
  3. Adjacent
  4. Hypotenuse

Question 2 of 3

Which is the correct formula for finding sine of an angle labeled theta (Θ)?

  1. Sine Θ = Adjacent ÷ Hypotenuse
  2. Sine Θ = Cosine ÷ Tangent
  3. Sine Θ = Opposite ÷ Hypotenuse
  4. Sine Θ = Opposite ÷ Adjacent

Question 3 of 3

Which mnemonic can help you remember the formulas of sine, cosine, and tangent?

  1. Please Excuse My Dear Aunt Sally
  2. SOHCAHTOA
  3. How I wish I could calculate pi
  4. HOMES

Check your answers online at https://wonderopolis.org/wonder/How-Do-Sine,-Cosine,-and-Tangent-Work.