Evaluate csc330°.
a: -2sqrt3/3
b: -2
c: 2
d: 2sqrt3/3

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5

Bc and bd are opposite rays. all of the following are true except a)a,b,c,d are collinear b)a,b,c,d are coplanar c)bc=bd d)b is between c and d