Question

Fill in the blank. Sin ___________ equals 1/2

Answer 1

A. 90
B. 30
C. 60
D. 45

Answer 2

This might help

http://assets.openstudy.com/updates/attachments/5239ea6fe4b00182897e294b-jay3752-1379527309558-3917efbe3df64419bfe6156c3c5671d8.gif

Answer 3

@AravindG its complicated

Answer 4

Not at all. You can see that only ratio of two sides gives 1/2 from the triangle. Look at the angle to which these 2 sides are related keeping in mind that sin x=opp side/hypotenuse

Answer 5

Thank you

Answer 6

yw :)