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Question
Electricity used by farmers during different parts of a day for irrigation is as follows:
| Party of the day | Morning | Afternoon | Evening | Night |
| percentage of Electricity Used | 30 | 40 | 20 | 10 |
Draw a pie diagram to represent this information.
Diagram
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Solution
| Party of the day | percentage of Electricity Used | θ= measure of central angle |
| Morning | 30 | `30/100xx360°=108°` |
| Afternoon | 40 | `40/100xx360°=144°` |
| Evening | 20 | `20/100xx360°=72°` |
| Night | 10 | `10/100xx360°=36°` |
| Total | 100 | 360° |
Pie Diagram
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