The grades on a social studies quiz are shown below. make a box plot for the data. 78,81,80,87, 91,95,89,75,76,91,100,63

List the 10 possible samples (without replacement) of size 3 3 that can be obtained from the population of five officials.

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

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.