Log inSign up for FREE
Library

HW Trig Functions on the Unit Circle

Last updated over 2 years ago
32 questions

1

sin (45\degree)=

1

cos(-30\degree)=

1

tan (240\degree)=

1

cos (-150\degree)=

1

tan (450\degree)=

1

1

1

1

1

1

1

1

1

1

cos (135\degree)=

1

1

sin (720\degree)=

1

1

1

REVIEW: Solving Right Triangles

The rest of the questions review SOH CAH TOA (triangles NOT on the unit circle).

Remember to use these ratios to find side lengths:


And remember all the angles in a triangle add to 180\degree.

**make sure your calculator is in degree mode**
The optional video below goes through an example similar to #31-36.
1

degree symbol on your answer!

1

x =
round to the nearest whole

1

y =
round to the nearest whole

1

degree symbol on your answer!

1

x=
round to the nearest whole

1

y=
round to the nearest whole

1

Just type in the fraction.

1

Just type in the fraction.

1

Just type in the fraction.

1

Just type in the fraction.

1

Just type in the fraction.

1

Just type in the fraction.