| Information can also be displayed using a circle graph. A whole circle shows the entire amount or 100% of the given data. The circle is divided into sections or sectors that show the fractional or percentage parts. |
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For a school project Jeff records the types of vehicles that pass by his house during one day. From this information he makes the following circle graph. |
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| If 2,500 vehicles pass by Jeff's house, how many are pick-up trucks? |
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From the graph you can see that 5% of the vehicles
are pick-up trucks.
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During the day 125 pick-up trucks pass Jeff's house. |
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 Use the circle graph above. Find the number of compact cars that pass Jeff's house. |
Use the graph above for Exercises 1 - 5.
| 1. Find the number of sedans that pass Jeff's house. | 5.
An automobile insurance company estimates that a total of 3,000 vehicles will pass by
Jeff's house next year. The percentages for each type of vehicle shown on the circle graph
is expected to remain the same.
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| 2. Find the number of vans that pass Jeff's house. | |
| 3. Find the number of trucks that pass Jeff's house. | |
| 4. How many more compact cars pass by Jeff's house than pick-up trucks? |
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Career Connection to Teaching with Technology