Answer:
34.6= b
Step-by-step explanation:
a^2 + b^2 =c^2
13^2+b^2= 37^2
169+b^2= 1369
-169 -169
b^2 = 1200
[tex]\sqrt{b} = \sqrt{1200\\[/tex]
b= 34.6
34.6
[tex]\sqrt{37^2 - 13^2} = 1200[/tex]
√1200 ≈ 34.6
