Line segment CD has a length of 3 units. It is translated 2 units to the right on a coordinate plane to obtain line segment C′D′. What is the length of C′D′? (4 points)
1 unit
2 units
3 units
5 units
1 answer
The length of line segment C'D' is still 3 units. Translation only changes the position of an object, not its size or length.