3.1 Check for Understanding

Find the value of x.

• 7
• 8
• 9
• 10

Tags

CCSS.8.G.B.7

Find the measure of the missing angle

• $28\degree$

• $32\degree$

• $118\degree$
  

• $152\degree$

Using your calculator, find cos 25° to the nearest hundredth.

• 0.9
• 0.91
• 0.42
• 0.99

Tags

CCSS.HSG.SRT.C.7

If you were given the hypotenuse and the opposite leg of the triangle, you would use _______.

• sin

• cos

• tan

Tags

CCSS.HSG.SRT.C.6

What is the correct ratio?

• sin 40 = w/28
• cos 40 = w/28
• tan 40 = w/28
• sin 40 = 28/w

Tags

CCSS.HSG.SRT.C.6

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

Which ratio would you use to solve for x?

• Sine ratio
• Cosine ratio
• Tangent ratio

Tags

CCSS.HSG.SRT.C.6