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Question
Measure and note down the circumference of different circular objects. (It is convenient to use a measuring tape for this purpose.)
Solution
Materials Needed:
- A flexible measuring tape.
- A notebook and pen/pencil for recording.
Steps:
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Select Objects: Choose various circular objects like a plate, a lid, a bottle cap, a bowl, or a wheel.
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Wrap the Measuring Tape: Wrap the measuring tape around the outer edge of the object. Ensure the tape stays flat and snug along the circle for accurate measurement.
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Read the Measurement: Note where the end of the tape meets the remaining part. This is the circumference of the object.
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Record the Data: Write down the name of the object and its corresponding circumference in your notebook.
Example Data:
| Object | Circumference (cm) |
| Plate | 80 cm |
| Bottle Cap | 15 cm |
| Bowl | 60 cm |
| Jar Lid | 25 cm |
| Bicycle Wheel | 210 cm |
RELATED QUESTIONS
In the figure given alongside, points S, L, M and N are on the circle. Answer the questions with the help of the diagram.
- Write the names of the arcs with end-points S and M.
- Write the names of the arcs with the end-points L and N.
Write the names of arcs that points A, B, C and D in the given circle give rise to.
Give the names of the arcs that are made by points P, Q, R, S and T in the figure.
