Ken makes a plan before writing a proof to show that the opposite angles of the quadrilateral are congruent. What is missing from his plan?

What is the quotient of 42/3 divided by 4 1/5

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles