+ = 1, = 30° and B is an acute angle, then find the value of B.
Answers
Answered by
4
Answer:
Sin 30° + cos B = 1
As we know , sin30° =
So,
As we know , cos 60° =
So,
B = 60°
Step-by-step explanation:
make my answer the brainliest
Attachments:
Similar questions