Special right triangles sides and angles measures

Two special right triangles are 30°, 60°, 90° triangle and 45°, 45°, 90° triangle.
Special right triangles

Special right triangles are right triangles whose sides are in a particular ratio. Two special right triangles are 30°, 60°, 90° triangle and 45°, 45°, 90° triangle.
In 30°, 60°, 90° triangle the sides are x, x√3 and 2x.
In 45°, 45°, 90° triangle the sides are s, s and s√2.

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