Answer:
A^2+B^2=C^2
you use it the find any length of a right angled triangle
when the square on the hypotenuse of a right-angled triangle is equal in to the sum of the squares on the other two sides
Explanation:
let's say......
h = ?
o = 4
a = 4
a^2+o^2=32
square root 32
5.65685424949
that is the value for h
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