r1 3\n1 5\n.\r, :904*3\r=360+3\r29-2? =120\r, : 5 0 0 0 x ( 1 $ ) x ( 1 * - ± ) =4950(.)\r30-1 , 01*4952\r3.14X(15+2)JX12X 1 =706.5 ( 345?)\r31-1? 3\r31-2?3.14x(4+2)2x10=125.6(346?)\r ! " # $ "\r%&%'\r( ! ) * $ " 1 +\r+,-.'\r60004-12\r `(/0"%$ 60004-(60004-10\r"12345' + 6000 + 1 2 )\r32T ?\r6` 789:;? 8 ? 3 ? 8 \r454.6+ (53+48)\r=454.5+101\r=4.5(78 )\r33-1? *4.5` 9:;<.\r53x4.5=238.5\nP\r48*4.5=216\nP\r33-2?- :;<p?@A238.5? ? +B@A21C?.\r34-1? A\r1 4\n1 5\n.\ra n 60\r29 B 00\r31\r35-1? [H4$] 140\r1 5\n1 5\n