Length of Lines

The formula to find the length of the line segment is

• None of the above

• 5 units

• 2.65 units

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Mr Tan wants to find the length of this line segment. Determine if his workings are correct.

• His workings are correct!

• His workings are wrong!

If coordinates of A and B are (3, 1) and (9, 11) respectively, then the length of line segment AB is

• 11.4 units

• 11.6 units

• 11.7 units

• 8 units

Given that P and Q has coordinates (-0.5, 4) and (9, 2.5) respectively, find the length of PQ.

• 12 units

• 10.7 units

• 8.63 units

• 9.62 units

What is the distance between the two points?

• 6.3 units

• 6.5 units

• 6.7 units

• 16 units

What is the distance between (-5, 5) and (1, -2)

• 9.2 units

• 12.6 units

• 14 units

• 7.8 units

Gail is planning to visit Costa Leona this Saturday. In a coordinate grid, her house is located at the point (-2,-2) and Costa Leona is located at the point (6,-2). What is the distance from her house to Costa Leona?

• 10 units

• 16 units

• 8 units

• 5 units