What is the measure of

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply