Why can't I just add the two legs?
Frida found the hypotenuse of a right triangle with legs 6 and 8 by adding 6 + 8 = 14. The lengths must be squared first.
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2 lessons for “The Pythagorean theorem”
How far apart are A(1, 2) and B(4, 6)?
Two points give you a right triangle in disguise. The legs are the changes in x and y; the distance is the hypotenuse.
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