Page 117 - NUMINO_WB_3B

149-P1-1

Application Problems

If the figures are arranged in the following order, what is the area of the
6th figure?

1st 2nd 3rd 4th

Step 1. Find the area of the 1st, 2nd, 3rd, and 4th figures.

1st 2nd 3rd 4th

Area 1

Step 2. Find the pattern in the areas of the figures and fill in (blanks) with
the correct numbers.

1st 2nd 3rd 4th

Area 1

+ ++

Step 3. What is the area of the 6th figure?