Question

metre form of 121 cm square​

Answer 1

1.21cm²

Step-by-step explanation:

1m = 100cm.

121cm²

=121/100

=1.21cm²

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Answer 2

Answer:

Step-by-step explanation:

Area of a square=a^2

or 121=a^2

.•.a=√121

=11cm

now, perimeter of square=4a

=4×11

=44cm

now, perimeter of square=perimeter of circle

or 44=2πr

or r=44×7/2×22

or r=7 cm

so, Area of circle=πr^2

=22×7×7/7

=154 cm^2 answer