Shapes and Designs
17 solved questions from Class 3 Mathematics, each with the full working. Tap any question to see the step-by-step solution.
- 1 What is the sum of all interior angles of a triangle? medium MCQ Angle Sum Property
- 2 What is the sum of interior angles of a quadrilateral? medium MCQ Polygon Angles
- 3 In a right triangle with legs 3 cm and 4 cm, find hypotenuse length. medium MCQ Pythagoras Theorem
- 4 How many tangents can be drawn to a circle from an external point? medium MCQ Tangents to Circle
- 5 What is the angle between a tangent and the radius at the point of contact? medium MCQ Tangent Properties
- 6 Two triangles are similar if their corresponding sides are in ____. medium MCQ Similar Triangles
- 7 Find the perimeter of a square with side length 6 cm. medium MCQ Perimeter of Square
- 8 What is the formula for area of a circle with radius r? medium MCQ Area of Circle
- 9 If diameter of a circle is 14 cm, what is its radius? medium MCQ Circle Definitions
- 10 State Pythagoras Theorem for a right-angled triangle. medium MCQ Pythagoras Theorem
- 11 What is the domain, range, or fundamental theorem introduced in 'Shapes and Designs' (Class 3 Mathematics)? medium MCQ Functions & Theorems
- 12 What is the derivative or integral formula associated with 'Shapes and Designs'? medium MCQ Calculus & Formulae
- 13 How do you find the solution set or optimum value in 'Shapes and Designs'? medium MCQ Problem Solving & Optimization
- 14 A circle has a radius of 5 cm. Find its circumference using the value of π = 3.14. hard 2 marks Circumference of a circle
- 15 What is the perimeter of a rectangle whose length is 8 cm and width is 3 cm? easy MCQ 1 mark Perimeter of rectangle
- 16 A right‑angled triangle has one leg of length 3 cm and the other leg of length 4 cm. What is its area? medium 2 marks Area of right‑angled triangle
- 17 A right‑angled triangle has legs of 5 cm and 12 cm. Calculate the length of the hypotenuse and the area of the triangle. hard 4 marks Right‑triangle hypotenuse & area