Right Triangles and Trigonometry Review

In Right Triangle ABC with right angle C. If the

Cos A = 9/41, what is the Sin B?

• 40/41

• 41/9

• 9/41

• 40/9

Tags

CCSS.HSG.SRT.C.7

In right triangle DEF with right angle D.  If
Tan E = 5/12, what is Tan F?

• 12/5

• 5/12

• 12/13

• 13/12

Tags

CCSS.HSG.SRT.C.7

Find m∠N

• 14

• 65

• 76

• 53

Tags

CCSS.HSG.SRT.C.8

Find m∠S

• 21

• 69

• 23

• 67

Tags

CCSS.HSG.SRT.C.8

A 16 foot ladder leans against a building.  If the angle the ladder makes with the ground is 68°, how high up the building does the ladder reach?

• 39.6

• 6.0

• 14.8

• 13.6

Tags

CCSS.HSG.SRT.C.8

A pilot looks down and sees the runway approaching. The angle between the plane's diagonal and vertical line of sight is 80°. If the horizontal distance between the plane and the runway is 8000 feet, what is the height of the plane?

• 1410.6

• 1389.2

• 5671.3

• 7878.5

Tags

CCSS.HSG.SRT.C.8

You decide to go to the city for a day of fun. You happen to be standing 30 feet away from a building that is 645 feet tall. What is the angle between the ground and your diagonal line of sight to the top of the building?

• 87.3

• 2.6

• 79.1

• 84.6

Tags

CCSS.HSG.SRT.C.8

Solve for DE

• 36.5

• 18.8

• 8.5

• 7.9

Tags

CCSS.HSG.SRT.C.8

Solve for WI

• 7.9

• 12.7

• 6.2

• 16.2

Tags

CCSS.HSG.SRT.C.8

A traffic helicopter spots two different accidents. One is east at an angle of elevation of 55 degrees. The other is west at an angle of elevation of 69 degrees. If the helicopter is 800 feet in the air, how far apart are the accidents?

• 1142

• 2084

• 3226

• 942

Tags

CCSS.HSG.SRT.D.10

CCSS.HSG.SRT.D.11