Right Triangle Trigonometry

Which is the best strategy to use for finding the length of the missing side?

• sine

• cosine

• tangent

• Pythagorean Theorem

How would you find the value of the angle denoted by "?"

• Apply the inverse sine

• Apply the inverse cosine

• Apply the inverse tangent

• Apply the Pythagorean Theorem

Which trig ratio or function should you use to find the value of "h"?

• sine

• cosine

• tangent

• an inverse trig function

Which trig ratio or formula should you use to find "b"?

• sin(25)

• cos(25)

• tan(25)

• Pythagorean Theorem

Which trig ratio or formula should you use to find "c"?

• sin(25)

• cos(25)

• tan(25)

• Pythagorean Theorem

How would you find "x" in this Special Right Triangle?

• Divide 10 by 2.

• Multiply 10 by 2.

• Multiply 10 by √3

• Divide 10 by √3

How would you find "x" in the diagram?

• Multiply 15 by 2.

• Divide 15 by 2.

• Multiply 15 by √3.

• Divide 15 by √3.

To find the missing side length in the diagram, use the Pythagorean Theorem.

• True

• False

What is the most efficient way to find "x"?

• Inverse sine

• Inverse cosine

• Inverse tangent

• Pythagorean Theorem

What is the most efficient way to find "y"?

• Inverse sine

• Inverse cosine

• Inverse tangent

• Pythagorean Theorem