# Is right triangle or not

If right triangle ABC, have sides a=13, b=11.5, c=22.5. Find area.

Result

A =  54.415

#### Solution: Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...): Be the first to comment! #### To solve this example are needed these knowledge from mathematics:

Pythagorean theorem is the base for the right triangle calculator. See also our trigonometric triangle calculator.

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