Use the figure to the right to find the missing lengths of the triangle. ac = 7 cm; find ab and bc. triangle a b c has legs a c and b c, a hypotenuse a b and is labeled as follows: a, 60 degrees; b, 30 degrees; c, right angle.

In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

Answer asap and if you do you will get brainliest. catherine buys a gallon of ice cream from the store. after taking it home, she eats a fifth of a gallon of ice cream. her sister eats some of the ice cream as well. if two-thirds of the original amount of ice cream is left, then what fraction of a gallon of ice cream did her sister eat?

Can you me with this question? i'll reward *30 points i just need with this one question so that i could solve the others. * edit: i originally set up the question to reward 30 points, but for some reason i can only reward 15. if you don't get 30, then i'm sorry. i'm still kind of new to this site