Practice Exercise 6 (11.6) - Chapter 3 : Quadrilaterals - CBSE Class 9 Maths
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Exercise 6

Practice - Exercise 6

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Find the measure of the fourth angle of a quadrilateral if the other three angles are 110°, 85°, and 95°.

💡 Hint: Use the angle sum property of quadrilaterals.

Question 2 Easy

In a parallelogram, one angle is 60°. What are the other angles?

💡 Hint: Remember that opposite angles in a parallelogram are equal.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

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

180 degrees
270 degrees
360 degrees

💡 Hint: Think about how many triangles can fit inside.

Question 2

True or False: The diagonals of a parallelogram always bisect each other.

True
False

💡 Hint: Recall the properties of parallelograms.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

If ABCD is a quadrilateral with angles A = 80°, B = 100°, and C = 180°, what is angle D? Show all workings.

💡 Hint: Add all angles and see if your answer makes sense.

Challenge 2 Hard

A rhombus has diagonals of length 10 cm and 24 cm. Calculate its area and explain your solution.

💡 Hint: Use the rhombus area formula correctly.

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