求: 1.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)35...
- AutoCAD基础练习题
CAD基础级练习题及详细答案(49)
求: 1.a之半径值为何? (A)13.3384 (B)13.3438 (C)13.3834 2.扣除五个小圆后之面积为何? (A)1934.4168 (B)1934.4618 (C)1934.468...
CAD基础级练习题及详细答案(48)
求: 1.最下面R5圆弧之弧长为何? (A)7.8045 (B)7.8450 (C)7.8540 2.剖面线区域之面积为何? (A)1246.9124 (B)1246.9241 (C)12...
CAD基础级练习题及详细答案(47)
求: 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...
CAD基础级练习题及详细答案(46)
求: 1.a之距离为何? (A) 86.9053 (B) 86.9305 (C) 86.9530 2.剖面线区域之面积为何? (A) 2045.5233 (B) 2045.5323 (C) 2045....
CAD基础级练习题及详细答案(45)
求: 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...
CAD基础级练习题及详细答案(44)
求: 1.∠ABC之角度为何? (A)43.0263° (B)43.2063° (C)43.6302° 2.图形所围成之面积为何 ? (A)8161.8137&nb...
CAD基础级练习题及详细答案(43)
求: 1.a之距离为何? (A)63.5592 (B)63.5952 (C)63.5925 2.ABCD围成之面积为何? (A)1664.3437 (B)1664....
CAD基础级练习题及详细答案(42)
求: 1.五个小圆之半径为何? (A)12.4588 (B)12.4858 (C)12.4885 2.剖面线区域之面积为何 ? (A)125.0002 (B)125.0020 (C)125.0200 ...
CAD基础级练习题及详细答案(41)
求: 1.红色剖面线区域之面积为何? (A)537.5139 (B)537.5391 (C)537.5913 2.蓝色剖面线区域之周长为何? (A)78.5398 (B)78.5839 (C)78.5...



