Which equation of a circle corresponds to the given graph? *

A.(x+1)^2 + (y+2)^2 = 3.5

B. (x-1)^2 + (y+2)^2 = 12.25

C. (x+1)^2 + (y+2)^2 = 12.25

D. (x-1)^2 + (y+2)^2 = 3.5

Given tan∅=4/3 and π< ∅< (3π)/2; find cos2∅ a. -24/25 b. 24/25 c. -24/7 d. -7/25

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is