Question

1. In a right triangle ABC, B=90°
If AB=4cm, BC=6cm, find AC ? ​

Answer 1

Answer:

by Pythagoras theorem

${ab}^{2} + {bc}^{2} = {ac}^{2} \\ {4}^{2} + {6}^{2} = 16 + 36 = \sqrt{52} = 2 \sqrt{13}$

2√13 cm is the answer

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