I need help what the neck is C(-1,-2),D(1,1)

Someone answer this asap for gabriella uses the current exchange rate to write the function, h(x), where x is the number of u. s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a. gabriella averages 7.5 u. s. dollars for every 100 euros. b. gabriella averages 100 u. s. dollars for every 25 euros. c. gabriella can exchange 75 u. s. dollars for 100 euros. d. gabriella can exchange 100 u. s. dollars for 75 euros.

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great

Which expression represents the total perimeter of her sandwich, and if x = 1.2, what is the approximate length of the crust?