Which number is a solution of the inequality x <-4? Use the number line to help answer the question. +
-9 8 7 6 5 4 -3 -2 -1 0 1
-5
-3
2.

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