PUMPA - SMART LEARNING

எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. The area of a rectangular shaped photo is 820 \ sq. \ cm and its width is 20 \ cm. What is its length? Also find its perimeter.
 
Answer:
 
Length = cm
 
Perimeter = cm
 
2. A square park has 40 \ m as its perimeter. What is the length of its side? Also find its area.
 
Answer:
 
Length = m
 
Area = m^2