This figure is not drawn to scale. It is made up of 3 squares. The ratio of the area of the smallest square to the largest square is 1 : 9 while the shaded area is
12 of the unshaded area. What is the ratio of area of the smallest square to the shaded area?
Smallest square |
Largest Square |
Shaded area |
Unshaded area |
9x1 |
3x3 |
1x1 |
9x1 |
1x3 |
2x3 |
1 u |
9 u |
3 u |
6 u |
The total area is repeated. Make the total area the same. LCM of 9 and 3 is 9.
Area of smallest Square : Shaded area
1 : 3
Answer(s): 1 : 3