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If the radius of a circle is halved, how does the area change?
Practice Questions
Q1
If the radius of a circle is halved, how does the area change?
It remains the same
It doubles
It is halved
It is quartered
Questions & Step-by-Step Solutions
If the radius of a circle is halved, how does the area change?
Steps
Concepts
Area of a Circle
– Understanding the formula for the area of a circle (A = πr²) and how changes in the radius affect the area.
Proportional Relationships
– Recognizing how halving the radius leads to a quadratic change in area, specifically a reduction to one-fourth.
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