Review of Right Triangles and Trigonometry

To use the Pythagorean Theorem, we need...

• A triangle with 2 known angles
• A right triangle with 2 known angles
• A triangle with 2 known sides
• A right triangle with 2 known sides

Tags

CCSS.8.G.B.8

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

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

Tags

CCSS.HSG.SRT.C.7

Set up the problem...

• sin X = 41/28
• tan X = 41/28
• cos X = 28/41
• sin X = 28/41

Tags

CCSS.HSG.SRT.C.6

Find the measure of the missing angle.

• 64^o
• 26^o
• 61^o
• .008^o

Tags

CCSS.HSG.SRT.C.8

Find the measure of the indicated angle (?) round to the nearest tenth.

• 9.4
• 55.2
• 20.15
• 19.4

Tags

CCSS.HSG.SRT.C.8

Solve for the missing angle

• 50
• 0.053
• 36.9
• 95

Tags

CCSS.HSG.SRT.C.8

Find the trig value rounded to the nearest ten-thousandth.
Tan(42°)

• .9004
• .8123
• 88.6361
• 42

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

• sine
• cosine
• tangent
• cotangent

Tags

CCSS.HSG.SRT.C.6

What is the ratio for cosine?

• H/A
• O/A
• A/H
• A/O

Tags

CCSS.HSG.SRT.C.6

What is the value of x?

• 17.30
• 11.33
• 0.06
• 23.82

Tags

CCSS.HSG.SRT.C.8