In the figure below, BD and AC are diameters of circle P.
What is the arc measure of DC in degrees?

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi