Math, asked by matthewjimenez, 18 days ago

pls help me quickly i need this fast

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Answered by kartikkarki936
1

Step-by-step explanation:

AB^2= BC^2 + AC^2

(15)^2 = (a)^2+ (9)^2

225 = a^2 + 81

a^2 = 144

a= 12

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