Trigonometryeasy · Past Paper
What is the value of cos 90°?
A1
B0
C-1
DUndefined
✓ Correct Answer: B — 0
At 90 degrees, the horizontal component on the unit circle is zero.
Share this question
✓ Correct Answer: B — 0
At 90 degrees, the horizontal component on the unit circle is zero.
Share this question