Answer and Step-by-step Explanations:
To find it, use Pythagorean Theorem which is a^2+b^2=c^2.
1. 15
(9^2)+(12^2)
81+144=225
The square root of 225 is 15.
2. 26
(10^2)+(24^2)
100+576=676
The square root of 676 is 26.
3. 10
(8^2)+(6^2)
64+36=100
The square root of 100 is 10.