Math, asked by Nathashachinnu6, 10 months ago

from a circular paper of radius 4 cm a small circle of radius 3 cm is cut but keeping the same Centre find the area of the remaining paper​

Answers

Answered by omkarthakre26
1

Answer:

Step-by-step explanation:

Ar=πr^2

So π16

Ar of another circle

Therefore area of remaining is 7π

Answered by Ishaan85112
2

Answer:

Area of circle 1=2×22/7×4

=25.14 cm square

Area of circle 2 =2×22/7×3

=18.85 cm square

Area of remaining portion=25.14-18.85 cm square

=6.29 cm square

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