Find the distance between each pair of points
L(-7,0) ,Y(5,9)

Ineed if you could explain and give me the answer you! this needs done

Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?