Can someone please help me find the sum of each interior angle measure of the polygon, and can you please explain. I need help on both of these questions.

Need on this geometry question. explain how you did it.

Answer 20 points and brainiest ! on the board, your teacher writes an example of how to find the median. one of the numbers is erased, leaving what is shown, 18, 30, 26,12 22. what is the median? a. 10 b. 20 c. 24 d. 28

Which image (a’ b’ c’ d’) of abcd cannot he produced using only reflections ?