ML Aggarwal Solutions for Class 7 Maths Chapter 12 Congruence of Triangles - Free PDF Download
FAQs on ML Aggarwal Solutions for Class 7 Maths Chapter 12 Congruence of Triangles - PDF
1. What is a triangle?
A polygon with three sides with a sum of all internal angles being 180 degrees is called a triangle.
2. What is a right angled-triangle?
When one of the angles of a triangle is equal to 90 degrees, it is called a right-angled triangle.
3. What is a hypotenuse?
The biggest side of a right-angled triangle right at the opposite of the right angle is called the hypotenuse.
4. What is an obtuse-angled triangle?
When any one of the angles of a triangle is greater than 90 degrees, it is called an obtuse angled triangle.
5. What is an acute-angled triangle?
When all the angles in a triangle are less than 90 degrees, it is called an acute angled triangle.