Special Right Triangles and Trigonometry

Find the lengths of the missing sides.

Tags

CCSS.HSG.SRT.D.11

CCSS.HSG.SRT.D.10

A 40 ft ladder is leaning against a house. The angle formed between the ladder and ground is 60 degrees. How many ft away from the house is the bottom of the ladder?

• 40

• 20

• 20√3

• 40√2

Tags

CCSS.HSG.SRT.C.8

Which trigonometric ratio should you use?

• Tangent Ratio

• Sine Ratio

• Cosine Ratio

• Any ratio

Tags

CCSS.HSG.SRT.C.6

Find side AB?

• 20 m

• 5 m

• 11.54 m

• 8.66 m

Tags

CCSS.HSG.SRT.C.8

Find the measure of the indicated angle (?) round to the nearest tenth.

• 9.4

• 55.2

• 20.15

• 19.4

Tags

CCSS.HSG.SRT.C.8

Solve for the misssing distance

• 18.9

• 19.5

• 47

• 27.5

Tags

CCSS.HSG.SRT.C.8

You are making a guitar pick that resembles an equilateral triangle with side lengths of 32 millimeters. What is the approximate height of the pick? (hint: use 30-60-90 theorems)

• 32√3

• 16√3

• 32

• 16√2

Tags

CCSS.HSG.CO.C.11

Find x.

• 41.8

• 48.2

• 33.7

Tags

CCSS.HSG.SRT.C.8

Find x.

• 28.9

• 61.1

• 64.2

• 25.8

Tags

CCSS.8.G.B.7

Find angle CDB.

• 68.7

• 21.3

• 19.3

• 22

Tags

CCSS.HSG.CO.C.11