Answer:
x=3
Step-by-step explanation:
using the pythagorean theorem, c^2=a^2+b^2
5^2=x^2+4^2, x=3
C = 6
D = 10
C + 5 = 11
C + 5 -5 = 11 -5
D + 4 = 14
D + 4 -4 = 14 -4
2 option is the answer.
hope it helps
Dang I wished I knew how to make a smoothie