Arc CD is – of the circumference of a circle. What is the radian measure of the central angle?
0
0
radians
radians
21 radians
411 radians
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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?