Applications of Trig

Choose the correct ratio.

• sinZ=5/13

• sinX=5/13

• cosX=13/12

• tanZ=12/5

Tags

CCSS.HSG.SRT.C.6

Find angle Z

• 20.15°

• 71.23°

• 51.06°

• 57.71°

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find AB

• 10

• 8

• 6.1

• 4.9

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Which equation shows how you would use the law of sines to find angle A?

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find the missing side.

• 15.9 in.

• 22.8 in.

• 19.2 in.

• 521.1 in.

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Find the area of ABC to the nearest tenth.

• 62.3 units²

• 124.6 units²

• 77.0 units²

• 100 units²

Tags

CCSS.HSG.SRT.D.9

Choose which law you need to solve the problem (DO NOT SOLVE):

• Law of Sines

• Law of Cosines

• Both

• Neither

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Parker must find the distance from Point A to Point B on opposite sides of a lake.  He locates Point C that is 860 feet from point A and 175 feet from Point B.  He measures the angle at Point C to be 78 degrees.  Find the distance from point A to point B.

• 707643.58

• 841.22

• 877.62

• 842.01

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

Amanda and Jamie are standing 25 feet apart and spot a bird in the sky between them.  The angle of elevation from Amanda to the bird is 55, and from Jamie to the bird is 63.  How far away is the bird from Amanda?

• 25.23

• 23.19

• 22.15

• 20.85

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11

What is the length of the side adjacent to ∠Z?

• 16

• 30

• 34

Tags

CCSS.HSG.SRT.C.8