Which graph could be used to show the situation described?

the temperature decreases by 0.5 degrees every hour.

from left to right its a), b), c) and d).

Consider circle c with angle acb measuring 3/4 radians.if minor arc ab measures 9 inches, what is the length of the radius of circle c? if necessary, round your answer to the nearest inch.

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?