The first one is x, the second one is y, and the last one is z
which shape fits the description below?

a three-sided figure with angle measures of 60°, 60°, and 40°.

y
the shape is nonexistent.
x
z

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

Nine people are going to share a 128-ounces bottle of soda. how many ounces will each person get drink? choose the correct equation and answer for this situation

Due to a packaging error, 4 cans labeled diet soda were accidentally filled with regular soda and placed in a 12 pack carton of diet soda. two cans were randomly selected from this 12 pack. what is the probability that both cans were regular soda?