The radius of a circle is 9. using π, which equation expresses the ratio of the circumference of the circle to the circle's diameter? a) c /9 = π b) c /18 = π c) c = 9π/r d) c = r /18π

In djkl, side jk measures 10.6 inches, side kl measures 7 inches, and side jl measures 5 inches. based on the information that is provided, which could be a correct set of angle measures for these sides? angle j = 23.2°, angle k = 33.5°, angle l = 23.2° angle j = 23.2°, angle k = 33.5°, angle l = 123.2° angle j = 123.2°, angle k = 23.2°, angle l = 33.5° angle j = 33.5°, angle k = 23.2°, angle l = 123.2°

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

Evaluate cos2θ for cosθ = square root of 3/2