Your friend has a bag of 10 marbles, 5 are red and 5 are blue. What is the probability that your friend reaches in the bag and chooses a blue marble and keeps it, then you choose a red one

Which property is illustrated by the following statement? if hxa rgi, then rgi hxa.

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?