Question

find the are of square whose sides are 30 cm
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Answer 1

Answer:

Step-by-step explanation:

Area of square = a × a

= 20cm × 20cm

= 400 cm square

Area of square = $400 cm^{2}$

Answer 2

Step-by-step explanation:

as we know that area if square =LB

here sides= 30 cm

so that =30 ×30=900 cm^2

hope this will help you..........