Page 119 - NUMINO_WB_3B

149-P2-1

The Number of Figures Found in the Picture

Find the number of triangles that can be found in the figure shown below.

Step 1. How many smallest triangles can be found?

Step 2. How many triangles that are made up of two smallest triangles
can be found?

Step 3. How many triangles that are made up of three smallest triangles
can be found?

Step 4. Find the number of triangles that are made up of four and five
smallest triangles. Then find the total number of triangles that can
be found in the figure.