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
34 of the unshaded area. What is the ratio of the shaded area to the area of the smallest square?
Smallest square |
Largest Square |
Shaded area |
Unshaded area |
4x7 |
7x4 |
1x7 |
4x7 |
3x4 |
4x4 |
7 u |
28 u |
12 u |
16 u |
The total area is repeated. Make the total area the same. LCM of 4 and 7 is 28.
Shaded area: Area of smallest square
12 : 7
Answer(s): 12 : 7