3 Questions
What is the sum of all interior angles of a triangle?
180 degrees
What is the name of a triangle with three sides of different lengths?
Scalene triangle
Which theorem states that the square of the hypotenuse is equal to the sum of the squares of the other two sides in a right-angled triangle?
Pythagoras theorem
Study Notes
Properties of Triangles
- The sum of all interior angles of a triangle is 180 degrees.
Types of Triangles
- A triangle with three sides of different lengths is called a scalene triangle.
Theorems in Geometry
- The Pythagorean Theorem states that the square of the hypotenuse is equal to the sum of the squares of the other two sides in a right-angled triangle.
Test your knowledge of the properties of triangles with this practice paper for Class 7. Questions cover topics such as interior angles, types of triangles, and the Pythagorean theorem.
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