Question

in triangle ABC angle A=90 degree BC = 61 cm AB = 60 cm find AC ​

Answer 1

Step-by-step explanation:

by Pythagoras Theron

let AC=x

$60 {}^{2} + {x}^{2} = 61 {}^{2} \\ 3600 + {x}^{2} = 3721 \\ x {}^{2} = 3721 - 3600 \\ x {}^{2} = 121 \\ x = \sqrt{121} \\ x = 11$

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