CBSE Class 9 Maths extra questions for Chapter 12 - Heron's Formula are based on the important fundamental concepts mentioned in the chapter. Practicing with these questions will help you sharpen your ...
\(\text {Area of a triangle =}~\frac{1}{2} \times \text {base} \times \text {height}\) ...
WHAT YOU NEED: two pieces of paper/card, pencil, scissors, ruler. Image caption, STEP 1: Place one piece of card on top of the other and use the ruler to draw a line from the bottom left corner of the ...