Worksheets — Set 16
Geometry · Coordinate geometry
Print and write your answers. Use diagrams to show thinking.
Warm-up
1. Distance between (17, 19) and (21, 23): ___ 2. Slope of line through (18, 20) and (22, 28): ___ 3. Equation of circle center (19, 16), radius 21: ___
_See printable PDF for diagram._
Written practice
1. Distance between (16, 18) and (20, 22): ___ 2. Slope of line through (17, 19) and (21, 27): ___ 3. Equation of circle center (18, 15), radius 20: ___ 4. Are lines with slopes 18 and −1/18 perpendicular? ___ 5. Midpoint of segment with given endpoints: ___ 6. Prove the triangle is isosceles using coordinates. 7. Distance between (19, 21) and (23, 25): ___ 8. Slope of line through (20, 22) and (24, 30): ___
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More written practice
1. Equation of circle center (21, 18), radius 23: ___ 2. Are lines with slopes 21 and −1/21 perpendicular? ___ 3. Distance between (22, 24) and (26, 28): ___ 4. Slope of line through (23, 25) and (27, 33): ___ 5. Equation of circle center (24, 21), radius 26: ___ 6. Are lines with slopes 24 and −1/24 perpendicular? ___
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Patterns and rules
1. Distance between (33, 35) and (37, 39): ___ 2. Slope of line through (34, 36) and (38, 44): ___ 3. Equation of circle center (35, 32), radius 37: ___
_See printable PDF for diagram._
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Stretch
1. Distance between (41, 43) and (45, 47): ___ 2. Slope of line through (42, 44) and (46, 52): ___
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Parent tip: Plot points and verify distances