Circle Graphs B, C, and D
B. The following is a breakdown of a household's estimated energy use. Make a circle graph to show the estimated distribution of household energy costs. Shade in each section of the graph differently.
| Heating - 50% |  |
| Water Heating - 18% | |
| Major Appliances - 14% | |
| Lighting - 6% | |
| Other - 12% |
C. Use the data in the circle graph you completed to answer the questions.
| 1. Lara is interested in buying a house that is heated by oil.
Everything else in the house is run by electricity. The previous owners tell Lara that they spent about $800 for oil per year. About how much should Lara expect to spend each year for electricity?_________________ |
| 2. A household spends about $120 a month on energy bills. About how much of this bill is spent to operate major appliances? _________________ |
| 3. A consumer report gives suggestions that can lower hot-water use by 5%. If a monthly household bill is about $125, how much might that bill be reduced if the suggestions were followed? _________________ |
| 4. What are some things that you think would substantially help in reducing household energy costs?_________________ |
D. On Your Own
Conduct a survey in your classroom or school. Choose a topic for which you have four or five responses. Record the results in a circle graph.
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Career Connection to Teaching with Technology