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 : 4 while the shaded area is
45 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 |
4x9 |
9x4 |
1x9 |
4x9 |
4x4 |
5x4 |
9 u |
36 u |
16 u |
20 u |
The total area is repeated. Make the total area the same. LCM of 4 and 9 is 36.
Area of smallest Square : Shaded area
9 : 16
Answer(s): 9 : 16