Which of the following is an equivalent trig ratio for sin 60.

sin 30

cos 30

cos 60

1/sin60

The equivalent to sin 60 is cos 30

Step-by-step explanation:

we can obtain our answer either from calculator

or from four figure table

from calculator punching sine 60 will display 0.8660

likewise cosine 30 will display 0.8660

Hence both trigonometric values are equivalent