Answer:
A. 4,680
Step-by-step explanation:
312*15=4,680
The answer is D. 3.3x2 and 2.75x2 then add the answers together.
Answer:
540°.
Step-by-step explanation:
On a unit circle, cos θ = -1 at 180°.
However, cos θ has a period of 2π, or 360°. This means that cos θ will equal to -1 again after 2π.
To solve for the angle:
180° + 360° = 540°. This is the next angle at which cos θ = -1.