Answer:
70
Step-by-step explanation:
Its 70 because you see the degree is 110 so try to subtract 180 degrees by 110 and you get 70 so it's the answer
D. 180/4=45. That’s the distance in an hour. Then multiply that by 8.
C(15, 7)
(15 * 14 * 13 * 12 * 11 * 10 * 9)/(7 * 6 * 5 * 4 * 3 * 2 * 1) = 6435 groups