X = 8
Y = 2 Your welcomeeeeee
Count by 6 so 6×4 is 24 so 1/4
25978.5964401. You can type it in a calculator and get the same answer!(:
<em>Formula:</em>

<em>Plug in the values:</em>

<em>Simplify LHS:</em>

<em>Multiply by 1936 on both sides:</em>

<em>Simplify RHS:</em>

<em>Square root both sides:</em>
Answer: The radius is 4 units. (Answer B)
The forth picture is the one that represents 4.5