Module 3 · Class 9 Olympiad · Formula Sheet

Coordinate Geometry Formulas — Class 9 Olympiad

Plot points, find distances, and solve geometric problems on the Cartesian plane at Olympiad level.

Detailed formula cards for Coordinate Geometry are being prepared. Meanwhile, practice questions to master this topic.

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Worked Examples

1Using: Supplementary Angles

If one angle is 65 degrees, find its supplement.

Step 1: Supplement = 180 - 65

Step 2: = 115 degrees.

Answer: 115 degrees

2Using: Vertically Opposite

Two lines intersect. If one angle is 40 degrees, find the vertically opposite angle.

Step 1: Vertically opposite angles are equal.

Step 2: The angle = 40 degrees.

Answer: 40 degrees

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More Class 9 Olympiad Formulas

Number SystemsPolynomialsLinear Equations in Two VariablesLines and AnglesTrianglesQuadrilaterals

Frequently Asked Questions

How many formulas are in Class 9 Olympiad Coordinate Geometry?+
There are several key formulas in the Coordinate Geometry chapter for Class 9 Olympiad. Each formula is essential for solving problems in this topic.
How to remember Coordinate Geometry formulas easily?+
Practice regularly with worked examples, group related formulas together, and use SparkEd's interactive practice mode to reinforce your memory through problem-solving.
Are these Coordinate Geometry formulas enough for exams?+
Yes, these formulas cover the complete Olympiad Class 9 syllabus for Coordinate Geometry. Practice applying them to different types of questions for full exam readiness.

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SparkEd Maths provides free formula sheets for Class 1-10 across 7 education boards. All formulas are aligned to the 2025-26 syllabus.