Practice Exercise 4 (11.4) - Chapter 3 : Quadrilaterals - CBSE Class 9 Maths
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Exercise 4

Practice - Exercise 4

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is the sum of the interior angles of any quadrilateral?

💡 Hint: Use the angle sum property.

Question 2 Easy

If one angle of a parallelogram is 90 degrees, what are the other angles?

💡 Hint: Consider the properties of parallelograms.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the total measure of the interior angles of a quadrilateral?

180 degrees
270 degrees
360 degrees

💡 Hint: Think about the number of triangles formed within a quadrilateral.

Question 2

True or False: The diagonals of a parallelogram are always equal.

True
False

💡 Hint: Recall the definitions of parallelograms vs rectangles.

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Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Design a quadrilateral with angles measuring 80°, 60°, 90°, and X. Calculate X.

💡 Hint: Use the angle sum property to find the unknown angle.

Challenge 2 Hard

Prove how the diagonals of a rhombus intersect at right angles using properties of parallelograms.

💡 Hint: Draw the rhombus and label angles & diagonals; explore their historical properties.

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Reference links

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