Sin(sin ^-1 π)

select the correct below, and if necessary, fill in the answer box to complete your choice.
a) sin(sin^-1 π) = (type an integer or a simplified fraction)
b) there is no solution.

Jordan rides his bike 6 7/15 miles every day to deliver newspapers and to go to and from school. if his ride to and from school is 4 3/10 miles, how many miles is the trip to deliver newspapers? 1 1/3 1 1/6 2 1/6 2 4/5

Acircle has a circumference of 28.36 units what is the diameter of the circle

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class