Respuesta :

Answer:

please explain what this is supposed to mean  A<${data-answer}lt; 3,4,

Step-by-step explanation:

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