Right Triangles

Find x.

• 10

• √3

• 5

• 10√3

What are x and y in this 30-60-90 triangle?

• x = 6 y = 3√3
• x = 3√2 y = 3
• x = 3√3 y = 6
• x = 6 y = 3√2

Find the value of y.

• 7
• 7√3
• 14√3
• (14√3)/3

What are u and v in this 30-60-90 triangle?

• v = 2√3 u = 6
• v = 4 u = 4√3
• v = 4 u = 4√2
• v = 4√3 u = 8√3

Determine the length of x.

• x = 3/2

• x = 3

• x = 3√3

• x = 6

Determine the value of x.

• x = 10√2

• x = 10

• x = 5√3

• x = 5√6

We can use SOH-CAH-TOA for...

• Any triangle ever
• Non-right triangles only
• Right Triangles only
• Never

If you are given the two sides that are NOT the hypotenuse, which trig function should you use?

• sine

• cosine

• tangent

• cotangent

If you are given the length of a hypotenuse and the length of an adjacent side, what trigonometry ratio could you use .

• sine

• cosine

• tangent

• trigonometry

The ratio of the length of the side opposite of the angle to the length of the hypotenuse is the _____________

• Sine

• Cosine

• Tangent