3 years ago

Find AC in the figure above with Pythagoras' theorem

1 answer:

6 0

By pythagoras theorem,
cb^2 = ac^2 + ab^2
5^2 = ac^2 + 3^2
ac^2 = 5^2 - 3^2 = 16
ac = squareroot 16 = 4cm

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Find AC in the figure above with Pythagoras' theorem​