Solving Trigonometric Equations

Divide both sides by 0.36

Subtract 0.36 from both sides

Add 0.36 to both sides

Multiply both sides by 0.36

Because the angle is a special angle

Because the angle is in the first quadrant

Because the angle is not on the unit circle

Because the angle is greater than 2π

-π/2 to π/2

0 to π

-π to π

0 to 2π

1.3683 radians

0.3683 radians

π radians

2π radians

Add the reference angle to 2π

Subtract the reference angle from 2π

Add the reference angle to π

Subtract the reference angle from π

Fourth quadrant

First quadrant

Second quadrant

Third quadrant

By adding the reference angle to 2π

By subtracting the reference angle from π

By subtracting the reference angle from 2π

By adding the reference angle to π

3.5099 radians

2.9149 radians

5.9149 radians

0.3683 radians

2.9149 radians

3.5099 radians

5.9149 radians

0.3683 radians

0.36

-0.36

0.3683

-0.3683