If the length and the area of a circle is same then the radius of circle is ____ units.
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Given : length and the area of a circle is same
To find : radius of circle is ____ units.
Solution:
Let say radius of circle = r unit
length of circle = perimeter of circle = 2πr
Area of circle = πr²
Equating both
πr² = 2πr
=> r² = 2r
=> r = 2
radius of circle is _2___ units.
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