Worksheets — Set 7

Geometry · Coordinate geometry

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

Warm-up

1. Distance between (8, 10) and (12, 14): ___ 2. Slope of line through (9, 11) and (13, 19): ___ 3. Equation of circle center (10, 7), radius 12: ___

_See printable PDF for diagram._

Written practice

1. Distance between (7, 9) and (11, 13): ___ 2. Slope of line through (8, 10) and (12, 18): ___ 3. Equation of circle center (9, 6), radius 11: ___ 4. Are lines with slopes 9 and −1/9 perpendicular? ___ 5. Midpoint of segment with given endpoints: ___ 6. Prove the triangle is isosceles using coordinates. 7. Distance between (10, 12) and (14, 16): ___ 8. Slope of line through (11, 13) and (15, 21): ___

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More written practice

1. Equation of circle center (12, 9), radius 14: ___ 2. Are lines with slopes 12 and −1/12 perpendicular? ___ 3. Distance between (13, 15) and (17, 19): ___ 4. Slope of line through (14, 16) and (18, 24): ___ 5. Equation of circle center (15, 12), radius 17: ___ 6. Are lines with slopes 15 and −1/15 perpendicular? ___

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Patterns and rules

1. Distance between (24, 26) and (28, 30): ___ 2. Slope of line through (25, 27) and (29, 35): ___ 3. Equation of circle center (26, 23), radius 28: ___

_See printable PDF for diagram._

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Parent tip: Plot points and verify distances