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Ex 11.3, 2 (b) - Chapter 11 Class 7 Perimeter and Area
Last updated at Sept. 6, 2021 by Teachoo
Transcript
Ex 11.3, 2 Find the area of the following circles, given that: (b) diameter = 49 m Diameter = 21 cm Radius = r = ๐ท๐๐๐๐๐ก๐๐/2 = 49/2 m Now, Area of circle = ๐ r2 = 22/7 ร (49/2)^2 = 22/7 ร 49/2 ร 49/2 = 11/7 ร 49/1 ร 49/2 = 11/1 ร 7 ร 49/2 = (77 ร 49)/2 = 3773/2 = 1886.5 m2 โด Required area is 1886.5 m2
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Ex 11.3
Ex 11.3, 1 (a)
Ex 11.3, 1 (b)
Ex 11.3, 1 (c)
Ex 11.3, 2 (a)
Ex 11.3, 2 (b) You are here
Ex 11.3, 2 (c)
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