ANY HELP PLEASE PLEASE PLEASE SO DESPERATE

Want free points and brainliest? answer this correctly and i got you a preventative measure against encountering vehicle malfunctions in the middle of a drive is to a. assess your fitness to drive b. do a quick vehicle pre-check c. clean and wash the vehicle d. deflate and inflate your tires

How can firms use marginal analysis to determine the price of a product? a) profit maximization can occur when the marginal cost exceeds the marginal revenue. b) the total cost of production can determine the individual unit price of a product. c) marginal analysis can be used to determine at what price profit maximization occurs. d) firms can calculate the marginal cost of a product and set the price lower than the cost.

Idon’t understand 8. plz ! we are finding the area of polygons. thx in advance!