Answer to Question #261638 in Electrical Engineering for Mafizur Alam

Question

Prove, sine(0)=1

Answer 1

Look at how sine is defined:

It is the y-value of the perpendicular from the point where the angle intersects the unit circle to the y-axis. At 30 degrees, sin30° is y=0.5. At 0°, it is y=0.