Geometry

How to solve

The side opposite the right-angle marker is the hypotenuse c. For a right triangle, a² + b² = c².

Steps

  1. Use the right-angle marker to identify the legs and hypotenuse.
  2. Substitute the two known side lengths.
  3. Solve for the missing positive length.

Example

A right triangle has legs 6 and 8.

  1. c² = 6² + 8² = 100.
  2. c = 10.

Answer: 10

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