Determine two coterminal angles positive and negative

The video tutorial explains coterminal angles, focusing on initial and terminal sides. It covers angle measurement, breaking angles into fractions, and estimating positions. The tutorial demonstrates methods to find coterminal angles using 2π, both in positive and negative directions. It also explains subtracting angles and the importance of having a common denominator when dealing with fractions.

What is the angle -2π/15 used to demonstrate in the video?

• The concept of complementary angles

• The concept of supplementary angles

• The concept of positive angles

• The concept of coterminal angles

How can you find a coterminal angle by changing the direction?

• By subtracting π

• By subtracting 2π

• By adding 2π

• By adding π

What is the equivalent of 2π in terms of a denominator of 15?

• 15π/15

• 30π/15

• 45π/15

• 60π/15

Why is it important to have a common denominator when adding or subtracting fractions?

• To convert fractions to decimals

• To accurately perform the addition or subtraction

• To ensure the fractions are equal

• To simplify the fractions

What is the result of subtracting 2π from -2π/15?

• -32π/15

• -30π/15

• -34π/15

• -28π/15