Right Triangles and Trig Review

What is the adjacent side to <D?

• EF

• DF

• DE

Tags

CCSS.HSG.SRT.C.6

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

Tags

CCSS.HSG.SRT.C.6

cos B = ? Remember: Cosine ratio is adjacent/hypotenuse

• 12/13

• 12/5

• 5/13

• 5/12

Tags

CCSS.HSG.SRT.C.6

Find x.

• 42.9

• 21

• 33.3

• 21.9

Tags

CCSS.HSG.SRT.C.8

Find x.

• 18.6

• 21.3

• 9.2

• 12.2

Tags

CCSS.HSG.SRT.C.8

Find x.

• 41.8

• 48.2

• 33.7

Tags

CCSS.8.G.B.7

Dustin is stuck at the top of a Ferris wheel. His mother is standing 38 feet from the base of the wheel watching him. If the angle of elevation from Dustin's mom to Dustin is 73^o, how far off the ground is Dustin? 

• 118.2 ft

• 120.9 ft

• 124.3 ft

• 126.5 ft

Tags

CCSS.HSG.SRT.C.8

Find the length of the missing side. 

• 25 cm

• 42 cm

• 52 cm

• 48 cm

Tags

CCSS.8.G.B.7

Find the length of the missing side. 

• 20 in.

• 68 in.

• 16 in.

• 80 in.

Tags

CCSS.8.G.B.7

You need a ladder that will reach up a 25 foot tall house when placed 10 feet away from the house. How tall does the ladder need to be?

• 25 feet

• 26 feet

• 27 feet

• 28 feet

Tags

CCSS.8.G.B.8