Test on Right Triangle Trigonometry and Law of Sine

The Law of Sines and the Law of Cosines can be used to do which of the following?

• measure the total degrees of a circle

• determine the pole in a polar coordinate system

• in many interesting cases, take limited given information about a triangle and basic understanding of geometry and find all the angles and lengths of those triangles

• herd clowns into a clown car

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

What is the sine of angle C?

• 7/24

• 7/25

• 24/25

• 25/24

Tags

CCSS.HSG.SRT.C.6

What is the cosine of θ?

• 15/8

• 15/17

• 17/15

• 8/15

Tags

CCSS.HSG.SRT.C.6

What is the tangent of angle C?

• 7/25

• 25/7

• 7/24

• 24/7

Tags

CCSS.HSG.SRT.C.6

• A
• B
• C
• D

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Use the Law of Sines to find a.
Round your answer to the nearest tenths place.

• 4.4

• 12.8

• 0.6

• 20

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Use law of Sines to find side c.

Round your answer to the nearest hundredth

Mathematical Equivalence

OFF

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Use law of Sines to find angle C.

Round your answer to the nearest tenth

Mathematical Equivalence

OFF

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Which two ratios would you need to use the Law of Sines to find a? (Select 2)

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

What is the cosecant of angle C?

• 25/24

• 25/7

• 7/24

• 24/7

Tags

CCSS.HSG.SRT.C.6