Review of Right Triangle Trig

What is the correct equation?

• sin 40 = w/28
• cos 40 = w/28
• tan 40 = w/28
• sin 40 = 28/w

Find the measure of the indicated angle.

• 9.39
• 55.2
• 20.2
• 19.4

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

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

• 63.6 ft
• 1.59 ft
• 74.2 ft
• 86.9 ft

Tags

CCSS.HSG.SRT.C.8

A tourist views a deer from a height of 45 feet.  The horizontal distance between the tourist and the deer is 130 feet.  At what angle (x) should the tourist hold his camera to photograph the deer? Round your answer to the nearest degree.  

• 19 degrees
• 45 degrees
• 71 degrees
• 138 degrees 

Tags

CCSS.HSG.SRT.C.8

You lean a 20-foot ladder against a wall of your house. The base of the ladder is 4 feet from the wall. What angle does the ladder make with the ground?

• 11.31 degrees
• 78.46 degrees
• 1.36 degrees
• 11.54 degrees

Tags

CCSS.HSG.SRT.C.8

Solve for the misssing distance

• 18.9
• 19.5
• 47
• 27.5

Tags

CCSS.HSG.SRT.C.8

Find the length of side y.

• 22.32 cm
• 36.5 cm
• 76.34 cm
• 87.76 cm

Tags

CCSS.HSG.SRT.C.8

A hot air balloon is 520m from the ground. A building is 450m tall. Given the angle of elevation from the top of the building to the hot air balloon is 10° , find the horizontal distance from the balloon to the building in meters.

• 512 m

• 414 m

• 403 m

• 397 m

 FInd tanX

• 32/40
• 40/24
• 32/24
• 24/32