Question
State whether the following quadrilaterals are similar or not:


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| Classes | 0-10 | 10-20 | 20-30 | 30-40 | 40-50 | 50-60 | 60-70 |
| Frequency | 4 | 4 | 8 | 10 | 12 | 8 | 4 |
| Classes | Frequency |
| 0 - 10 | 4 |
| 10 - 20 | 4 |
| 20 - 30 | 8 |
| 30 - 40 | 10 |
| 40 - 50 | 12 |
| 50 - 60 | 8 |
| 60 - 70 | 4 |