Explicación paso a paso:
1.) r² = (-3)² + 4²
r² = 9 + 16
r² = 25
r = 5
2.) r² = (-12)² + 5²
r² = 169
r = 13
3.) r² = 16 + 20
r² = 36
r = 6
4.) r² = 6² + 8²
r² = 100
r = 10
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Verified answer
Explicación paso a paso:
1.) r² = (-3)² + 4²
r² = 9 + 16
r² = 25
r = 5
2.) r² = (-12)² + 5²
r² = 169
r = 13
3.) r² = 16 + 20
r² = 36
r = 6
4.) r² = 6² + 8²
r² = 100
r = 10