Alg 2 Ch 9 Exam

Solve for the missing angle. MUST SHOW WORK ON PAPER

• 50.5 degrees

• 12.7 degrees

• 36.9 degrees

• 72.2 degrees

Solve for x. Round to the nearest tenth. MUST SHOW WORK ON PAPER.

• 15.3

• 16.6

• 24.1

• 24.3

Choose the correct ratio.

• sin(37)=x/14
• cos(37)=x/14
• tan(37)=x/14
• sin(37)=14/x

Tags

CCSS.HSG.SRT.C.6

What is the value of cosine at 0

• 0
• 1/2
• 1
• √3 / 2

Tags

CCSS.HSF.TF.A.2

What is the value of cosine at 135

• 0
• 1/2
• √2 /2
• -√2 /2

Tags

CCSS.HSF.TF.A.2

sin 4π/3

• -√3/2

• √3/2

• 1/2

• -1/2

What is the tangent at

 $-\frac{5\pi}{4}$  

•  $-\frac{\sqrt{2}}{2}$  

•  $\frac{\sqrt{2}}{2}$  

• -1

• 1

10π/9 is equal to how many degrees? MUST SHOW WORK ON PAPER.

• 100°

• 140°

• 190°

• 200°

140° is equal to how many radians? MUST SHOW WORK ON PAPER.

• 9π/7

• π/3

• 7π/9

• 3π/2

Which of the following is a negative coterminal angle of 165 degrees? MUST DRAW IN STANDARD FOR AND SHOW CALCULATIONS ON PAPER.

• 195

• 525

• -525

• -195