CBSE: Extra questions on Chapter 9 - Areas of Parallelograms and Triangles (for CBSE Class 9 Maths exam 2020-21) are available here. These NCERT based extra questions are important for the preparation ...

Doesn't matter how hard you work on a topic, you can’t succeed until you practice the same. Considering this fact, NCERT books offer a number of problems at the end of each chapter. All these ...

The base and the perpendicular height are at right angles to each other. The measurements used must be in the same units. For example, to work in cm a 45 mm measurement would have to be converted to ...