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Formula Sheet

Triangles

Jammu & Kashmir Board · Class 10 · Mathematics

All formulas from Triangles in Jammu & Kashmir Board Class 10 Mathematics. Key equations, constants, and identities for board exam preparation.

115 questions48 flashcards5 concepts

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A comparison illustrating the difference between congruent figures (same shape and size) and similar figures (same shape, different size), using examples like circles, squares, and triangles.
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9 Formulas · 3 Sections

Formulas

2. Similarity of Triangles

∠A = ∠D, ∠B = ∠E, ∠C = ∠F

AB/DE = BC/EF = CA/FD

ΔABC ~ ΔDEF

ΔBAC ~ ΔEDF

3. Basic Proportionality Theorem and Its Converse

AD/DB = AE/EC

AD/AB = AE/AC

AE/ED = BF/FC

4. Standard Results and Examples

(4.8 + x)/x = 3.6/0.9

BD = 1.2 × 4 = 4.8 m

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Frequently Asked Questions

What are the important topics in Triangles for Jammu & Kashmir Board Class 10 Mathematics?
Key topics in Triangles include Decision Tree: Which Similarity Criterion to Use?, Chapter 6 Triangles - Key Concepts Overview, Chapter 6 Triangles — Complete Concept Map. These are the concepts Jammu & Kashmir Board Class 10 examiners draw on most — study them first, then practise related questions.
How to score full marks in Triangles — Jammu & Kashmir Board Class 10 Mathematics?
Understand the core concepts first, then work through the 115 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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