एक वर्गाकार मैदान का क्षेत्रफल 441 वर्ग मीटर है मैदान का परिमाप ज्ञात कीजिए
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Answered by
1
Answer:
81
Step-by-step explanation:
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Answered by
4
Answer:
a2 =441
a. =√441
a = 21
so perimeter. 4*a
4*21
84 m
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