16 / x = 4, Solve for x.

Listed in the table is the percentage of students who chose each kind of juice at lunchtime. use the table to determine the measure of the central angle you would draw to represent orange juice in a circle graph

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.