Right Triangles - Trigonometry/Angles of Elevation and Depression Review

What is the ratio for cosine?

• H/A
• O/A
• A/H
• A/O

Tags

CCSS.HSG.SRT.C.6

We can use SOH-CAH-TOA for...

• Any triangle ever
• Non-right triangles only
• Right Triangles only
• Never

Tags

CCSS.HSG.SRT.C.7

What is the ratio for tangent?

• O/A
• A/O
• A/H
• O/H

Tags

CCSS.HSG.SRT.C.6

Set up the problem.

• sin(47) = x/28
• cos(47) = x/28
• tan(47) = x/28
• cos(47) = 28/x

Tags

CCSS.HSG.SRT.C.6

Which Trig function do you use?

• Sine
• Cosine
• Tangent

Tags

CCSS.HSG.SRT.C.6

What is the side across from the right angle called?

• Leg
• Pythagoras
• Hypotenuse
• Altitude

Tags

CCSS.HSG.SRT.C.8

Susan is flying a kite, which gets caught in the top of a tree.  Use the diagram to estimate the height of the tree. 

• 63 ft
• 65 ft
• 74 ft
• 87 ft

Tags

CCSS.HSG.SRT.C.8

A vertical tower is 20 m high from the horizontal ground. The angle of depression of a ball from the top of the tower is 42°. Calculate the distance, in m, of the ball from the base of the tower

• 18.01 m
• 29.89 m
• 13.38 m
• 22.21 m

Tags

CCSS.HSG.SRT.C.8

Is this an angle of elevation or an angle of depression?

• Angle of Elevation
• Angle of Depression
• Neither
• Both

Tags

CCSS.HSG.SRT.C.8

I am cleaning the windows on my house.  I place a 4.5 m ladder against the side of my house to reach a window that is 4 m above the ground.  What is the angle that the ladder makes with the ground? Hint: think about how a ladder leans to draw your picture.

• 37°
• 42°
• 27°
• 63°

Tags

CCSS.HSG.SRT.C.8