Respuesta :

saiger

Answer:

b=12

Step-by-step explanation:

a^2+b^2=c^2

(9×9) + b^2= 15×15

81+ b^2= 225

-81. -81

b^2=144

√. √

b= 12

I think it’s 6 I’m not 100% sure but I think it’s 6 cause if you subtract 9 and 15 it makes 6 but I’m not sure

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