If the perpendicular bisector of line segment CD intersects it at point O, 5.4 cm from C, the length of CD is:
A
2.7 cm
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B
10 cm
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C
5.4 cm
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D
10.8 cm
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Solution
The correct option is D 10.8 cm A perpendicular bisector of a line segment divides the line segment into 2 equal parts. Hence if the perpendicular bisector of line segment CD intersects it at point O, 5.4 cm from C, the length of CD is 5.4 x 2 = 10.8 cm.