@P`396*+\r45\r]7,`a3ÑËæåçOè@+=O| º0~\ +£@P`AB,\r,-.56/01 58/.\r98. 10.28g 6.28\rf\rX\rOX\r 0@ ¸Ó0 @I GHIíKL@ 0 0@P`¸Ó0P`@I 0\],\r\r\r3.14x 4+ 2 + 4 = 6.28 +4 = 10.28 & '\r3.14x &4 + 2'2+2 = 12.56 + 2 = 6.28 &*+'\rd=4cm\r45\r67:;0@ P`0,67@`a3bc0@ P`deAB\r99. 4 \r X \rOX\r\0@ L= î 2 , ïB,\r\r25.12+3.14+2=4 & '\r, pJ @ L34 \r45\r`a3bc0@ AB\r100. 78hð\rX\rOX\r, - . 57/01 58/.\r1 = 1000ÑË +³@³`ABde|+ñ@³`0+ñ@òó= +ñ@³`Xôõ\r++ñ@òó0\],\r\r4 = 400\r5x5x400x7.8-1000\r=25x400x7.84-1000\r= 78000X000\r=78 &hð'\r,pö+ñ÷78hð\r45\rbc +³@³`deAB3,7@`a\r,-.58/01 58/
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