Exact Values of Sine for Special Angles: 30, 45, and 60 Degrees

Published on September 20, 2026

Trigonometry

Find the exact trigonometric values for sin 30 degrees, sin 45 degrees, and sin 60 degrees using standard trigonometric ratios.

Question

Answer

To complete the equations, we use the exact values for the sine of common angles:
a)
b)
c)