1、六。 (A) 45.6667 (B) 45.6676 (C) 45.6766 (A) 1603.6667 (B) 1603.6676 (C) 1603.6766七。1. 图形所围成的面积为多少?2. 距离A为多少? (A) 23.3285 (B) 23.3582 (C) 23.38251. 红色剖面线区域之面积为何? (A) 412.3043 (B) 412.3340 (C) 412.3403 2. 蓝色剖面线区域之周长为何? (A) 353.5182 (B) 353.5281 (C) 353.5812 【基础级练习题49】 1. a之半径值为何? (A) 13.3384 (B) 13.343
2、8 (C) 13.3834 2.扣除五个小圆后之面积为何? (A) 1934.4168 (B) 1934.4618 (C) 1934.4681 【基础级练习题48】1. 最下面R5圆弧之弧长为何? (A) 7.8045 (B) 7.8450 (C) 7.8540 (A) 1246.9124 (B) 1246.9241 (C) 1246.9412【基础级练习题47】 1. a 之半径值为何? (A) 30.1158 (B) 30.1185 (C) 30.1518 2. A 弧之弧长为何? (A) 45.3139 (B) 45.3319 (C) 45.3391 3. 此图外围之面积为何? (A)
3、10870.8087 (B) 10870.8708 (C) 10870.8870 【基础级练习题46】 (A) 86.9053 (B) 86.9305 (C) 86.9530 (A) 2045.5233 (B) 2045.5323 (C) 2045.5333 【基础级练习题45】 1. A至C弧中心点之距离为何? (A) 138.6179 (B) 138.6719 (C) 138.6917 2. AB和C弧中心点所形成之角度为何? (A) 80.066 (B) 80.060 (C) 80.6603. 剖面线区域之面积为何? (A) 3978.7358 (B) 3978.7538 (C) 397
4、8.7835 【基础级练习题44】 1. ABC之角度为何? (A) 43.0263 (B) 43.2063 (C) 43.63022. 图形所围成之面积为何 ? (A) 8161.8137 (B) 8161.3781 (C) 8161.1378 【基础级练习题43】 (A) 63.5592 (B) 63.5952 (C) 63.5925 2. ABCD围成之面积为何? (A) 1664.3437 (B) 1664.4373 (C) 1664.7343 【基础级练习题42】1. 五个小圆之半径为何? (A) 12.4588 (B)12.4858 (C) 12.48852. 剖面线区域之面积为何
5、 ? (A) 125.0002 (B) 125.0020 (C) 125.0200【基础级练习题41】 (A) 537.5139 (B) 537.5391 (C) 537.5913 (A) 78.5398 (B) 78.5839 (C) 78.5983【基础级练习题40】 1. R5弧之长度为何? (A) 15.3876 (B) 15.3687 (C) 15.3768 2. 扣除内孔后之面积为何? (A) 3561.5719 (B) 3561.7195 (C) 3561.9175【基础级练习题39】 1. 剖面线区域之周长为何? (A) 106.0164 (B) 106.0416 (C) 10
6、6.0641 2. 最外围之面积为何? (A) 4825.4386 (B) 4825.4638 (C) 4825.4863 【基础级练习题38】 1. 半径25之弧长为何 ?(A) 63.4083 (B) 63.4380 (C) 63.4803 2. 红色剖面线区域之面积为何 ?(A) 2025.1178 (B) 2025.7118 (C) 2025.7811 3. 蓝色剖面线区域之面积为何 ?(A) 392.4002 (B) 392.4020 (C) 392.4200【基础级练习题37】 1. a之长度为多少? (A) 82.3037 (B) 82.3307 (C) 82.3703 2. A
7、BC形成之角度为何? (A) 89.069 (B) 89.609 (C) 89.9603. 粗线所围成的面积为何? (A) 4133.5087 (B) 4133.5708 (C) 4133.5870【基础级练习题35】 1. a 之距离为何? (A) 92.0296 (B) 92.0692 (C) 92.0926 2. 剖面线区域之周长为何? (A) 99.0576 (B) 99.0657 (C) 99.0756 【基础级练习题33】 1. a之长度为何? (A) 22.9565 (B) 22.9656 (C) 22.9666 2. b之距离为何? (A) 22.4178 (B) 22.471
8、8 (C) 22.4817 3. ABCDE围成之面积为何? (A) 4470.8249 (B) 4470.8429 (C) 4470.8942 【基础级练习题30】 原创:Joseflin先生(台湾) 整理:SHAONX(上海) (A)10.7088 (B) 10.7808 (C)10.7880 2. b之长度值为何? (A) 57.0394 (B) 57.0439 (C) 57.0934 3. 剖面区域之面积为何? (A) 1037.6234 (B) 1037.6342 (C) 1037.6423 【基础级练习题29】 1. A之距离为何? (A) 58.9049 (B) 58.9409
9、(C)58.9904 2. 此图围成面积为何? (A) 2529.4255 (B) 2529.4525 (C)2529.4552【基础级练习题28】 Joseflin先生(台湾) 整理:1. AD之直线距离为何? (A) 119.1458 (B) 119.1584 (C) 119.1845 2. ABC之角度为何? (A) 122.367 (B) 122.673 (C) 122.736 (A) 4793.5256 (B) 4793.5562 (C) 4793.6525【基础级练习题27】 (A) 42.7198 (B) 42.7819 (C) 42.7981【基础级练习题 26 】 1. AC
10、之直线距离为何? (A) 95.6156 (B) 95.6561 (C) 95.6615 2. ABD形成之角度为何? (A) 21.089 (B) 21.809 (C) 21.8903. 此图围成之面积(扣除内孔)为何? (A) 5670.4083 (B) 5670.4308 (C) 5670.4803【基础级练习题23】 2. 斜线区域周长为多少? (A) 560.1095 (B) 560.1905 (C) 560.1509【基础级练习题10】 1. A圆之面积为何? (A)1074.326 (B)1075.326 (C)1076.326 (D)1077.326 2. C圆之面积为何? m
11、m2 3. C圆心至D圆心的直线距离为何? mm 4. E点至D圆心之距离为何?5. 正五边形F之周长为何? (A)94.300 (B)94.311 (C)94.322 (D)94.333【进阶级练习题100】a. 11.0223 b. 11.0232 c. 11.03222. b 之半径值为何? a. 6.6789 b. 6.6897 c. 6.6987【进阶级练习题96】1. BC 之长度为何? a. 62.8677 b. 62.8767 c. 62.87762. a 弧之长度为何?a. 106.7237 b. 106.7327 c. 106.77233. ADE 之角度值为何?a. 54
12、.487 b. 54.748 c. 54.8744. f 之半径值为何? a. 9.9064 b. 9.9406 c. 9.96045. g 之半径值为何?a. 6.9147 b. 6.9417 c. 6.9714【进阶级练习题92】1. a 弧之长度为何? a. 296.0712 b. 296.1072 c. 296.20712. p 之距离为何? a. 43.1686 b. 43.6186 c. 43.68163. s 之长度为何?a. 350.1117 b. 350.1171 c. 350.17114. DEF 之角度值为何? a. 28.0248 b. 28.0428 c. 28.08
13、24【进阶级练习题90】1. a 之长度为何? a. 76.7064 b. 76.7406 c. 76.76042. b 弧之长度为何?a. 68.5273 b. 68.5372 c. 68.5723 a. 443.5255 b. 443.5525 c. 443.5552【进阶级练习题93】 a. 14.6159 b. 14.6195 c. 14.65192. b 弧之半径值为何?a. 43.4137 b. 43.4173 c. 43.43173. b 弧之长度为何? a. 92.0484 b. 92.4408 c. 92.44804. d 之距离为何?a. 14.8336 b. 14.836
14、3 c. 14.86335. ABC 之角度值为何?a. 49.446 b. 49.464 c. 49.6446. 剖面线区域之面积为何? a. 438.8224 b. 438.8242 c. 738.8422【进阶级练习题88】 1. a 之长度值为何?a. 26.5165 b. 26.5516 c. 26.5615 a. 10.2082 b. 10.2208 c. 10.2802 3. c 之半径值为何? a. 13.1669 b. 13.1696 c. 13.1966 4. d 之长度值为何?a. 75.0000 b. 75.0120 c. 75.0210 5. 红色剖面线区域之面积为何
15、? a. 391.6037b. 391.6703 c. 391.6370进阶级练习题86】1. a弧(红色)之长度为何? a. 205.4547 b. 205.5474 c. 205.74542. b线段之长度为何?a. 18.4796 b. 18.7469 c. 18.97643. c线段之长度为何?a. 81.4279 b. 81.7924 c. 81.92474. 蓝色剖面区之面积为何?a. 482.8999 b. 482.9888 c. 482.9998 【进阶级练习题79】 a. 39.0257 b.39.2057 c. 39.5207 2. AB 之长度为何? a. 76.9770
16、 b. 76.7970 c. 76.7790 3. AC 之长度为何? a. 51.4566 b. 51.5466 c. 51.6546 4. 最外围之面积为何? a. 4708.2588 b. 4708.5288 c. 4708.8528 【进阶级练习题77】 1. a 之半径为何? a.49.9258 b. 49.9528 c. 49.9852 2. AB 之距离值为何? a. 174.8026 b. 174.8260 c. 174.8620 3. b 之长度为何? a. 94.0187 b. 94.0781 c. 94.0817 4. 剖面线区域之面积为何? a. 2789.9259 b
17、. 2789.9592 c. 2789.9952 【进阶级练习题 5 】Joseflin先生(台湾) SHAONX(上海) a. 17.4965 b. 17.5964 c. 17.65942. b之长度为何? a. 20.3266 b. 20.3626 c. 20.6236 3. c之长度为何? a. 29.5200 b. 29.5300 c. 29.54004. 红色曲线围成的区域之周长为何? a. 117.3475 b. 117.4753 c. 117.57345. 绿色剖面线区域之面积为何? a. 233.1049 b. 233.4109 c. 233.4901附图:【进阶级练习题42】
18、 1. d 之角度值为何? a. 55.089 b. 55.890 c. 55.9802. g 之角度值为何? a. 63.000 b. 63.020 c. 63.040 a. 2570.4282 b. 2570.4828 c. 2570.4882【进阶级练习题59】 a. 33.1137 b. 33.1371 c. 33.1713 2. b 之高度值为何? a. 56.5586 b. 56.5685 c. 56.5856 3. c 之长度值为何? a. 61.2293 b. 61.2329 c. 61.2932 4. 此图外围之面积为何? a. 3100.0000 b. 3200.0000
19、c. 3300.0000 【进阶级练习题76】 a. 38.1002 b. 38.1020 c. 38.1200 2. b 之长度为何? a. 25.5296 b. 25.5629 c. 25.5962 3. ABC 之角度值为何? a. 38.006 b. 38.060 c. 38.600 a. 469.7197 b. 469.7719 c. 469.7917 【进阶级练习题54】 1. L之长度值为何? a. 106.6096 b. 106.6690 c. 106.6906 2. 圆半径值为多少? a. 15.7021 b. 15.7102 c. 15.7201 3. 最外围三边形所围成的面积为多少? a. 2656.0127 b. 2656.1207 c. 2656.2107八求a的长度?画法归纳于下面:
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