Problem 1
State in which quadrant or on which axis the given angle lies. $$127^{\circ}$$
Problem 3
State in which quadrant or on which axis the given angle lies. $$313^{\circ}$$
Problem 7
State in which quadrant or on which axis the given angle lies. $$230^{\circ}$$
Problem 8
Find all angles \(0^{\circ} \leq \theta<360^{\circ}\) which satisfy the given equation: $$\sin \theta=0.1909$$
Problem 12
Find all angles \(0^{\circ} \leq \theta<360^{\circ}\) which satisfy the given equation: $$\sin \theta=-0.6294$$
Problem 16
In which quadrant(s) do cosine and tangent have the opposite sign?
Problem 20
Find the reference angle for the given angle. $$696^{\circ}$$
Problem 21
Find the reference angle for the given angle. $$275^{\circ}$$
Problem 30
For an acute angle \(A\), can \(\sin A\) be larger than 1 ? Explain your answer.