Then the radius of the circle is:

If the area of a circle is numerically equal to its circumference, then the radius of the circle is
(a) 1 unit
(b) 2 units
(c) 3 units
(d) 4 units

Solution:

ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 16 Perimeter and Area Objective Type Questions 9

The area of a circle of diameter d is
(a) 2πd2
(b) πd2
(c) \frac { \pi { d }^{ 2 } }{ 2 }
(d) \frac { \pi { d }^{ 2 } }{ 4 }

Solution:

ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 16 Perimeter and Area Objective Type Questions 10

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