Question

Anybody? Anyone? Anything?

Answer 1

The cosecant is the reciprocal of the sine function. That means you invert all the fractions and you divide 1 by the non-fractions.

csc(0°) = 1/0

csc(30°) = 2/1 = 2

csc(45°) = (√2)/1 = √2

csc(60°) = 2/√3

csc(90°) = 1/1 = 1