NCERT Solutions for Class 7 Mathematics Chapter 11
Important NCERT Questions
Class vii Math Chapter 11 Perimeter and Area Exercise 11.3
NCERT Books for Session 2022-2023
CBSE Board
Questions No: 1
Find the circumference of the circles with the following radius: ( Take π = 22/7) (a) 14 cm (b) 28 mm (c) 21 cm
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(a) Circumference of the circle = 2πr = 2×22/7×14 = 88 cm
(b) Circumference of the circle = 2πr = 2×22/7×28 = 176 cm
(c) Circumference of the circle = 2πr = 2×22/7×21 = 132 cm
Class 7 Maths Chapter 11 Exercise 11.3
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