Answer:
a^2+b^2=c^2
Explanation:
5^2+4^2=6.403^2
c= 6.4
6.40312424
5^2 + 4^2 = c^2
25 + 16 = c^2
41 = c^2
sqrt41 = c
c is equal to about 6.40312424 (round it if you need to)
4.5m questions
5.9m answers