Module 8 · Class 7 Olympiad · Formula Sheet

Triangle and Its Properties Formulas — Class 7 Olympiad

Apply angle sum property, triangle inequality, Pythagoras theorem, and solve competition-level triangle problems.

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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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Frequently Asked Questions

How many formulas are in Class 7 Olympiad Triangle and Its Properties?+
There are several key formulas in the Triangle and Its Properties chapter for Class 7 Olympiad. Each formula is essential for solving problems in this topic.
How to remember Triangle and Its Properties 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 Triangle and Its Properties formulas enough for exams?+
Yes, these formulas cover the complete Olympiad Class 7 syllabus for Triangle and Its Properties. Practice applying them to different types of questions for full exam readiness.

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