7 0 .0495 0 .0505\r37 8 447\r4715\r57 20 12\r61\r67 121\r5\r772007 8\r871\r9 i.\r10714. 13\r117 10 x 11\r17X 27X\r37 X 47 J\r1 7 B 27 A\r37B 47A\r12\r¢7 13\r50\r5 200 201\r4 2 0 n 2\r3 .14x`¥\nx- = 12.56`cm\r©7 10 4\r600x1 = 150 «\r17a. 4\r6 0 0 x 1 = 3 0 0 ® - - - = -\rb. 2 - 2 4 4\r® ! ° = 1\r300¥150 = 150`±\n4 2 4\r600¥150¥300=150 `±\r27300+`5¥2\n=100`\r3736X3+42X2 ¥3 8X4=40`±\n.\r47120X9+(100+80) X 1 = 1260(70)\r57(x´FJ x E3xX2 = 4x + 32, x=16, (16X3) X (1 + 2) =144(>)
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