Page 217 - NUMINO_WB_6A
P. 217
129-P3-1
Area of the Running Track
Find the area of the running track.
3 cm
20 cm
3 cm
40 cm
Step 1. Find the area of the colored part in the middle.
3 cm
20 cm
3 cm
40 cm
Step 2. Find the sum of the areas of the curved parts on both sides of the shape.
Step 3. Find the area of the running track.
Area of the Running Track
Find the area of the running track.
3 cm
20 cm
3 cm
40 cm
Step 1. Find the area of the colored part in the middle.
3 cm
20 cm
3 cm
40 cm
Step 2. Find the sum of the areas of the curved parts on both sides of the shape.
Step 3. Find the area of the running track.