Help! please explain using trigonometry sines; cos tan sin!!! it’s due right now! please help

Manny bought 12 pounds of vegetables at the supermarket. 75% of the vegetables were on sale. how many pounds of vegetables were not on sale? 98 points : )

Which of the following best describes the delian problem?

George writes the mixed number as sum and uses the distributive property 1/2.-2/5=1/2-2+2/5=1/2