Question

Solve for the missing side in each triangle

Answer 1

6
`√(13)`

Explanation:

a^2+b^2=c^2 c is hypotenuse, which is what we're looking for

12^2+18^2=c^2

144+324=c^2

c=
`√(468)`=
`√(36*13)`=6
`√(13)`