Paxton received the same score on each turn in a board game. His score on each turn was −21. He had 7 turns. What was Paxton's final score? Enter your answer in the box.

X= 49; x = 4step 1: foilstep 2: equal both to 0step 3: find x individually

Use pythagorean’s theorem and find the missing side lengths of the two smaller triangles and add them together
13^2 - 12^2 = 5
15^2 - 12^2 = 9
5+9 = 14
14 is the length of each side of the square
14^2 + 14^2 = 19.8
19.8 is the diagonal length of the inside if the square