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What is a right triangle?
0 A right triangle is a triangle that has a right angle. 0
Continue readingHow to convert an image to black and white (using IrfanView)
+1 How to convert an image to black and white (using IrfanView) To convert, using IrfanView, an image to black
Continue readingPitagora’s theorem (formula and picture)
0 In every right triangle, the square of the hypotenuse equals the sum of the squares of the legs. 0
Continue readingHow to find, in PHP, the length of a string
0 To find, in PHP, the length of a string, you can use the function strlen: https://www.php.net/manual/en/function.strlen.php 0
Continue readingCalculate the modulus of a complex number (problem with solution) – article 1822
0 Formula used: The formula for the modulus (absolute value) of a complex number – article 1790. Join the LUNLUN.com’s
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