Question

An equilateral triangle is constructed with a compass and straightedge as shown.
Which statement tells why line segment CD is congruent to line segment CE?



A.
Line segment CD and line segment CE are radii of the same circle.

B.
The length of line segment CD is double the length of line segment DE.

C.
The length of line segment DE is double the length of line segment CE.

D.
The lengths of line segment CD and line segment CE are measured with the straightedge.

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