Question

Angle is in standard position, if sin(0) = -1, and A<$< 3,4, find cos(O). Why?

Answer 1

Answer:

0

Step-by-step explanation:

Sin(theta) = -1

Theta = 270° or 3pi/2

Cos(theta) = 0

Reason:

sin²(0) + cos²(0) = 1

(-1)² + cos²(0) = 1

cos²(0) = 0

cos(0) = 0

Answer 2

Answer:

please explain what this is supposed to mean  A<$< 3,4,

Step-by-step explanation: