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From a rope a triangle is made of sides 21cm,24cm,28cm. from this a square is made. Find area of square.
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- 21+24+28=4a
area=a*a=[(21+24+28)/4]^2 - 12 years agoHelpfull: Yes(6) No(1)
- 21+24+28=72
72/4=18
18*18=324 - 12 years agoHelpfull: Yes(3) No(5)
- 21+24+28=72
72/4=18
18*18=169 - 12 years agoHelpfull: Yes(0) No(11)
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