Practice Exercise 1 - 11.1 | Chapter 3 : Quadrilaterals | CBSE Class 9 Maths
K12 Students

Academics

AI-Powered learning for Grades 8–12, aligned with major Indian and international curricula.

Academics
Professionals

Professional Courses

Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.

Professional Courses
Games

Interactive Games

Fun, engaging games to boost memory, math fluency, typing speed, and English skillsβ€”perfect for learners of all ages.

games

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

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

πŸ’‘ Hint: Use the angle sum property of quadrilaterals.

Question 2

Easy

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

πŸ’‘ Hint: Recall the angle sum property.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

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

  • 180Β°
  • 270Β°
  • 360Β°

πŸ’‘ Hint: Think of how many triangles can be formed in a quadrilateral.

Question 2

Is a square a type of rectangle?

  • True
  • False

πŸ’‘ Hint: Consider the definitions of both shapes.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

A rectangle has a length twice its width. If the perimeter is 36 cm, find the dimensions of the rectangle.

πŸ’‘ Hint: Use the perimeter formula for rectangles.

Question 2

Show that the diagonals of a trapezium do not have to be equal, but their lengths affect the angles formed.

πŸ’‘ Hint: Draw the trapezium and apply the Pythagorean theorem.

Challenge and get performance evaluation