Finding all sine angles

Sine

This means that, if we know one solution for , we can find another by subtracting that angle from .

Negative sine angles

The sine of a negative angle is the negative of the sine of the positive angle

Periodicity of sine

The sine function has a period of . This means that every interval of , the sine function repeats its values.

This means that we can add or subtract any number of times to find more solutions to sine equations:

Solving sine equations

Solve for values of between and .

• Answer:

Solve for values of between and .

• Answer:

Solve for values of between and .

• Answer:

Solve for values of between and .

• Answer: