TEKS.MATH.9-12.III.A.3

What are the values of x, y, and z?

• x = √35
  y = 2√15
  z = 2√21
• x = √40
  y = 2√16
  z = 2√21
• x = √35
  y = 2√20
  z = √60
• x = √35
  y = 2√15
  z = 2√22

Tags

TEKS.MATH.9-12.III.A.3

What is 225  degrees in radians? 

• 7π/4
• 5π/4
• 3π/4
• 5π/3

Tags

TEKS.MATH.9-12.III.A.3

Find the measure of the angle x.

• 105
• 115
• 65
• 75

Tags

TEKS.MATH.9-12.III.A.3

Find side length X.

• 16
• 18
• 2.4
• 15

Tags

TEKS.MATH.9-12.III.A.3

Verify the following:

• cos²x

• sin²x

• cot²x

• tan²x

Tags

TEKS.MATH.9-12.III.A.3

What is a common way to remember the definitions of the trig ratios?

• SAH COH TOA

• SOA COH TOA

• SOH CAH TOA

• ADJ OPP HYP

Tags

TEKS.MATH.9-12.III.A.3

 $\csc\ x\ \cdot\cos\ x=$  

•  $\sin\ x$  

• 1

•  $\tan\ x$  

•  $\cot\ x$  

Tags

TEKS.MATH.9-12.III.A.3

Convert the rectangular equation to polar form.
 $y=-x\sqrt{3}$  

•  $\cot\theta=2$  

•  $\tan\theta=1$  

•  $\cot\theta=5$  

•  $\theta=\frac{2\pi}{3}$  

Tags

TEKS.MATH.9-12.III.A.3

Find the exact value.

 $\cos\left(\frac{5\pi}{6}\right)$  

•  $-\frac{1}{2}$  

•  $\frac{1}{2}$  

•  $\frac{\sqrt{3}}{2}$  

•  $-\frac{\sqrt{3}}{2}$  

Tags

TEKS.MATH.9-12.III.A.3

If the length of the hypotenuse in this triangle is  $3\sqrt{6}$  , find the length of one leg.

•  $\frac{3\sqrt{6}}{2}$  

•  $6\sqrt{3}$  

•  $3\sqrt{3}$  

•  $6\sqrt{6}$  

Tags

TEKS.MATH.9-12.III.A.3