Unit 2 Introduction to Trigonometry Review

Front

Convert to degrees: 9π/4 = _______

Back

405°

Front

What is sin(11π/6)?

Back

-1/2

Front

Which law would you use to find a missing side in a triangle?

Back

Law of Cosines

Front

What is the measure of angle A if it is given as 78 degrees?

Back

78 degrees

Front

What is cos(5π/3)?

Back

1/2

Front

What is the value of sin(π/3)?

Back

√3/2

Front

What is the value of cos(π/2)?

Back

0

Front

What is the value of tan(0)?

Back

0

Front

What is the relationship between the angles in a right triangle?

Back

The sum of the angles is 180 degrees.

Front

What is the Pythagorean theorem?

Back

a² + b² = c², where c is the hypotenuse.