Right Triangle Trigonometry: Find a Missing Triangle Side

Determine the value of: tan(C)

• 7 / 25

• 24 / 25

• 25 / 7

• 24 / 7

Consider angle B in the diagram below. What is the length of "adjacent side" to angle <B?

• 6

• 8

• 10

• not possible to determine

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

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

• sine

• cosine

• tangent

• 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 "c"?

• sin(25)

• cos(25)

• tan(25)

• Pythagorean Theorem

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

• Inverse sine

• Inverse cosine

• Inverse tangent

• Pythagorean Theorem

Which inverse trig function would you use to find the measure of Angle A?

• inverse sine

• inverse cosine

• inverse tangent

• It is not possible to determine m<A

What type of triangles do you use the trig ratios with?

• any type

• right triangle

• obtuse triangle

• acute triangle