Sketch a few different equilateral triangles. Create a table, graph, equation of the function with inputs that are the length of one side of an equilateral triangle and outputs that are its perimeter.

Someone please helop

In the diagram of circle a what is m

Could someone with number 1 and 2

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?