Image caption, STEP 1: Use the ruler and pencil to draw a diagonal line from the bottom ... You’ve proven that the area of a parallelogram is the same as a rectangle with the same base and ...

The opposite sides are parallel. The diagonals bisect each other. The exterior angles of a rectangle are each 90°. A parallelogram has two pairs of equal sides. It has two pairs of equal angles.

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 ...