Review — Difficulty 2/10

Geometry · Coordinate geometry

Review skills for this standard. Write answers where shown.

Together with a parent

1. Distance between (5, 7) and (9, 11): ___ 2. Slope of line through (6, 8) and (10, 16): ___ 3. Equation of circle center (7, 4), radius 9: ___

Written review

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.

_See printable PDF for diagram._

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Skills checklist

• [ ] Uses distance and midpoint formulas
• [ ] Writes equations of lines and circles

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