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April 20, 2014

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Posted by **Jim** on Wednesday, July 18, 2012 at 12:43am.

Side AB ?

Side BC=12

Side AC=19

- Math -
**MathMate**, Wednesday, July 18, 2012 at 9:02amGiven ABC is a right triangle with AC being the hypotenuse, then angle B is a right-angle.

Use Pythagoras Theorem to solve thus:

AC²=BC²+AB²

or

19²=12²+AB²

Solve for AB.

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