Which of the following can be expressed as a decimal that terminates? 7/4,5/9,3/8,2/3

A.7/4 and 3/8
B.5/9 and 2/3
C 7/4 and 5/9
D.3/8 and 2/3

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