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A right triangle is triangle with an angle of 90 degrees (pi/2 radians). The sides a, b, and c of such a triangle satisfy the Pythagorean theorem a^2+b^2=c^2, (1) where the largest side is conventionally denoted c and is called the hypotenuse. The other two sides of lengths a and b are called legs, or sometimes catheti. The favorite A-level math exam question of the protagonist Christopher in the novel The Curious Incident of the Dog in the Night-Time asks for proof that a triangle with
Right Triangle -- from Wolfram MathWorld
Isosceles Right Triangle -- from Wolfram MathWorld
Right Triangle -- from Wolfram MathWorld
Isosceles Right Triangle -- from Wolfram MathWorld
Right Triangle -- from Wolfram MathWorld
Dumb post hole digger question, Page 2
Dumb post hole digger question
Primitive Right Triangle -- from Wolfram MathWorld
Primitive Right Triangle -- from Wolfram MathWorld
Isosceles Right Triangle -- from Wolfram MathWorld
Isosceles Right Triangle -- from Wolfram MathWorld
Right Triangle -- from Wolfram MathWorld
Dumb post hole digger question
Isosceles Right Triangle -- from Wolfram MathWorld