Which set of side lengths form a right triangle?

53 m, 48 m, 24 m

8 cm, 17 cm, 14 cm

50 in., 48 in., 14 in.

3 ft, 6 ft, 5 ft

: d

Really need on these. i have no idea what to do

Alawn mower manufacturer incurs a total of 34,816 in overhead costs and 388 per lawn mower in production costs. how many lawn mowers were manufactured if the average cost of productions is 660

The john nash mall used 17,4000 kilowatt hours in may, with a peak load of 92 kilowatts. the demand charge is $5.95 per kilowatt, and the energy charge is $0.08 per kilowatt hour. the fuel adjustment charge is $0.017 per kilowatt hour. what is the total electricity cost for may?