In right angle ΔABC, if ∠B = 90°, AB = 6, BC = 8, then find AC. - Geometry Mathematics 2

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Sum

In right angle ΔABC, if ∠B = 90°, AB = 6, BC = 8, then find AC.

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Solution

In ΔABC, ∠B = 90°, AB = 6, BC = 8

By Pythagoras theorem,

AC2 = AB2 + BC2 

= 62 + 82 

= 36 + 64

AC= 100

∴ AC = 10 units

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