Worksheets — Set 14

Geometry · Coordinate geometry

Print and write your answers. Use diagrams to show thinking.

Warm-up

1. Distance between (15, 17) and (19, 21): ___ 2. Slope of line through (16, 18) and (20, 26): ___ 3. Equation of circle center (17, 14), radius 19: ___

_See printable PDF for diagram._

Written practice

1. Distance between (14, 16) and (18, 20): ___ 2. Slope of line through (15, 17) and (19, 25): ___ 3. Equation of circle center (16, 13), radius 18: ___ 4. Are lines with slopes 16 and −1/16 perpendicular? ___ 5. Midpoint of segment with given endpoints: ___ 6. Prove the triangle is isosceles using coordinates. 7. Distance between (17, 19) and (21, 23): ___ 8. Slope of line through (18, 20) and (22, 28): ___

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More written practice

1. Equation of circle center (19, 16), radius 21: ___ 2. Are lines with slopes 19 and −1/19 perpendicular? ___ 3. Distance between (20, 22) and (24, 26): ___ 4. Slope of line through (21, 23) and (25, 31): ___ 5. Equation of circle center (22, 19), radius 24: ___ 6. Are lines with slopes 22 and −1/22 perpendicular? ___

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Patterns and rules

1. Distance between (31, 33) and (35, 37): ___ 2. Slope of line through (32, 34) and (36, 42): ___ 3. Equation of circle center (33, 30), radius 35: ___

_See printable PDF for diagram._

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Parent tip: Plot points and verify distances