Please look at our 45° 45° 90° triangle calculator. Other special right triangles. Many special right triangles exist, below you'll find the ones implemented in our tool: 30° 60°
We can calculate the hypotenuse of the 45°-45°-90° right triangle as follows: Let side 1 and side 2 of the isosceles right triangle be x. Apply the Pythagorean Theorem a 2 + b 2 = c 2, where a and b are side 1 and 2 and c is the
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To calculate the perimeter, simply add all 45 45 90 triangle sides: perimeter = a + b + c = a + a + a√2 = a (2 + √2) 45 45 90 triangle sides The legs of such a triangle are equal, the
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