Free Printable Special Angle Trig

Worksheets

Special Angle Trig

Total questions: 14

Worksheet time: 14mins

Name

Class

Date

sin 2π/3

1/2

-1/2

√3/2

-√3/2

sin π/4

√2∕2

1/2

√3/2

-√3/2 -½ -√2/2 -1

-√3/2

-½

-√2/2

-1

What is the correct ratio?

sin 40 = w/28

cos 40 = w/28

tan 40 = w/28

sin 40 = 28/w

cos 5π/6

-1/2

1/2

√3/2

-√3/2

cos 4π/3

-√3/2

√3/2

1/2

-1/2

√3/3

√3

undefined

√2/2

√3/2

sin 90^o

und

-1

10.

Cos 180^o

-1

und

11.

sin 270^o

-1

und

12.

cos 90^o

-1

und

13.

What is the length of y in this picture?

5√2

14.

What is the length of x in this 45-45-90 triangle?

4√2

4√3

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Special Angle Trig

Total questions: 14

Worksheet time: 14mins

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