Respuesta :

GautamSaharan

√145 cm

Step-by-step explanation:

By Pythagoras property

Hypotenuse² = base²+perpendicular ²

(AC)² +(BC)² =(AB)²

9² + 8² = (AB)²

81+64 = (AB)²

145 =(AB)²

AB =√145

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