Respuesta :

irspow
x=radius....

half of that chord of 8 is 4

The hypotenuse of 4 and 3.6 is also equal to the radius so we can say:

r^2=4^2+3.6^2

r^2=28.96  and since x=r

x^2=28.96

x=√28.96

x≈5.381 so

x≈5.4

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