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7 grade maths

How many radii are there? Name all the radii in a circle.

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9 Months agoGrade
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1 Answer

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ApprovedApproved Tutor Answer9 Months ago

The term "radii" refers to the plural of "radius," which is a line segment from the center of a circle to any point on its circumference. In a circle, there are infinitely many radii because you can draw a radius in any direction from the center to the edge of the circle.

Understanding Radii in a Circle

Each radius has the same length, which is equal to the radius of the circle. Here’s a breakdown of key points:

  • Definition: A radius is a line segment from the center to the circle's edge.
  • Infinite Options: You can draw a radius at any angle, creating countless radii.
  • Equal Length: All radii in a circle are of equal length.

Visualizing Radii

Imagine standing at the center of a circle. If you point in any direction and draw a line to the circle's edge, you create a radius. This can be done endlessly, showcasing the infinite nature of radii in a circle.