1 year ago

If the radius of a circle is doubled, how does the area of the circle change?

Mathematics

1 answer:

makkiz [27]1 year ago

5 0

Answer:

Quadruple the size

Step-by-step explanation:

Explanation:

When you enlarge a linear measurement by a scale factor a the area changes by a scale factor a2

So when you double the radius. scale factor 2, the area is increased by a scale factor:

22=4

So the area is quadrupled in this case.

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2 years ago

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