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How to find the missing length of a right triangle

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5 votes

Answer:

see below

Explanation:

Use pythagorean theorem:


a^(2) +b^(2) =c^(2) \\

For example, if we are given the lengths:

Short side: 3

Hypotenuse: 5

and we have to find the other side length:


a^(2) +b^(2) =c^(2) \\3^(2) +b^(2) =5^(2) \\9+b^(2) =25\\b^(2) =16\\b=4

So, the missing side length would be 4.

Hope this helps! :)

User Atak
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