The sides of a triangle are in the ratio 3 4 5. what is the length of each side if the perimeter of the traingle is 30 cm?

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

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?