Answer:
Step-by-step explanation:
hello :
cos²θ +sin²θ = 1 and cosθ =4/5
(4/5)² + sin²θ = 1 so : sin²θ = 1 - 16/25
sin²θ = 9/25 = (3/5)²
sinθ = 3/5 or sinθ = - 3/5 because : (3/5)²= (- 3/5)²= 9/25
Answer:
um
Step-by-step explanation:
Answer:
i cant see the link try reposting
Step-by-step explanation:
Answer:
7/10
Step-by-step explanation:
Solve for a by simplifying both sides of the equation, then isolating the variable.
Glad I could help!
Answer:
64 degrees
Step-by-step explanation: