Consider :
• a (-3,-4)
• b (5,2)
• c (11,-6)
what is ab?

a. 8
b. 10
c. 3
d. 5

Which of the following is the shape of a cross section of the figure shown below

Complete the solution of the equation. find the value of y when x equals to 6 4x+y=20

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?