find (a) the area (b) the perimeter of the square PQRS if :- PQ=QR = 20cm
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find (a) the area (b) the perimeter of the square PQRS if :- PQ=QR = 20cm
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Answer:
Answer is given in explanation
Step-by-step explanation:
Perimeter = 20×4
=80cm
[tex] area \: = {a}^{2} [/tex]
[tex] = {20}^{2} = 400 {cm}^{2} [/tex]