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A circle is a simple closed figure on a plane which divides it into ____ parts.
A circle is a simple closed figure on a plane which divides it into 3 parts, i.e. interior, exterior and boundary of a circle.
Which of the following is correct?
The circumference of a circle is the perimeter of a circle given by 2πr, where p is the value of the ratio of circumference to the diameter of a circle.
Find the perimeter of a circle of radius 7 cm.
Circumference of a circle = πd
d = 2r = 2 × 7 = 14 cm
Circumference = = 44 cm
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