Use paragraph, flow chart, or two-column proof to prove the angle congruency.

Through non-collinear points there is exactly one plane.

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.