In an as$-$built survey, the $xY$ coordinates in meters of three points on the

centerline of a highway curve are determined to be $A$:$(3771\mathrm{.}40,4910\mathrm{.}36)$;

$B$:$(3584\mathrm{.}30,4872\mathrm{.}11)$;$C$:$(3394\mathrm{.}07,4802\mathrm{.}10).$

Part A

Calculate the coordinates of the center of the curve.

Express your answers in meters to three decimal places separated by a comma.

or Part

for Part A

for Part,A

Part

undo for Part A redo for Part A reset for Part A keyboard

frtcuts for Part A help for Part A

$x_0,Y_0=$

Part B

Calculate the radius of the curve.

Express your answer to three decimal places and include the appropriate units.

or Part B

for Part B

undo for Part B redo for Part B reset for Part B keyboard $s$

ortcuts for Part B help for Part B

$R=$