Answer:
= = 2.236
b/c = = =
Step-by-step explanation:
= = 3.873
It would be the last option
b = 12
c^2 = a^2 + b^2
Solving for b,
b^2 = c^2 - a^2
= (13)^2 - (5)^2
= 169 - 25
= 144
or
144
12x12=144