CAD竞赛试题

1一、基础实例练习（1）图1所示1.A圆弧的半径值为何?(A)58.336(B)58.358(C)58.325(D)58.3472.B圆弧的半径值为何?mm3.C剖面区域之面积为何?(A)527.612(B)527.634(C)527.601(D)527.6234.D剖面区域之面积为何?mm25.E点至F点的距离为何?mm图1（2）图2所示1.a之直径值为和？(1)18.405(2)18.450(3)18.5042.∠ABC之角度值为何？(1)51.249°(2)51.429°(3)51.924°3.剖面线区域之周长为何？(1)129.9186(2)129.9618(3)129.9816图2（3）图3所示1.A之弧长为何?mm2.B点到E点之直线距离为何?Mm3.封闭区域G之面积为何?(A)1302.336(B)1304.336(C)1301.336(D)1303.3364.斜线区域H之面积为何?(A)2119.223(B)2119.332(C)2119.323(D)2119.2335.线段BC之长度为何?mm图3（4）图4所示1.A圆之面积为何?(A)1074.326(B)1075.326(C)1076.326(D)1077.3262.C圆之面积为何?mm23.C圆心至D圆心的直线距离为何?mm4.E点至D圆心之距离为何?Mm5.正五边形F之周长为何?(A)94.300(B)94.311(C)94.322(D)94.333二维CAD竞赛试题(选测)2图4（5）图5所示1.C2圆弧之圆心坐标为何?(A)-49.673,78.186(B)-49.673,78.086(C)-49.683,78.086(D)-49.683,78.1862.A圆圆心至B圆圆心之角度为何?(A)344.96(B)345.96(C)346.96(D)347.963.C3圆弧之弧长为何?4.此图形之外形轮廓线总长度为何?5.扣除A、B、C三个圆孔后之净面积为何?图5（6）图6所示1.Ra之半径为何?(A)24.068(B)25.068(C)26.068(D)27.0682.Rb之半径为何?3.外部7个弧之圆心联线长度为何?(A)455.578(B)454.578(C)453.578(D)452.5784.此图形之外形轮廓线周长为何?5.扣除所有内孔后之净面积为何?图6（7）图7所示1.格状区域A之面积为何?2.封闭区域E之面积为何?3.斜线区域F之面积为何?(A)2204.026(B)2214.026(C)2224.026(D)2234.0264.C圆心到D点直线距离为何?5.G的长度为何?(A)30.684(B)31.684(C)32.684(D)33.684图7（8）图8所示1.斜线区域K之面积为何?2.∠EDG之角度为何?3.斜线区域A之面积为何?(A)1907.2636(B)1745.5636(C)1646.6636(D)1818.29364.∠FCH之角度为何?5.斜线区域B之面积为何?(A)595.9948(B)596.9948(C)597.9948(D)598.99483图8（9）图9所示1.A至B之直线距离为何?(A)89.5486(B)89.5648(C)89.58642.斜线区域所围成的面积为多少?图9（10）图10所示1.AC之直线距离为何？(A)95.6156(B)95.6561(C)95.66152.∠ABD形成之角度为何？(A)21.089°(B)21.809°(C)21.890°3.此图围成之面积(扣除内孔)为何？(A)5670.4083(B)5670.4308(C)5670.4803图10（11）图11所示1.图形所围成的面积为多少?2.距离A为多少?(A)42.7198(B)42.7819(C)42.7981图11（12）图12所示1.AD之直线距离为何？(A)119.1458(B)119.1584(C)119.18452.∠ABC之角度为何？(A)122.367°(B)122.673°(C)122.736°3.剖面线区域之面积为何？(A)4793.5256(B)4793.5562(C)4793.6525图124（13）图13所示1.A之距离为何？(A)58.9049(B)58.9409(C)58.99042.此图围成面积为何？(A)2529.4255(B)2529.4525(C)2529.4552图13（14）图14所示1.Ra之半径为何?(A)24.068(B)25.068(C)26.068(D)27.0682.Rb之半径为何?3.外部7个弧之圆心联线长度为何?(A)455.578(B)454.578(C)453.578(D)452.5784.此图形之外形轮廓线周长为何?5.扣除所有内孔后之净面积为何?图14（15）图15所示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)23.3825图15（16）图16所示1.图形所围成的面积为多少?2.斜线区域周长为多少?(A)560.1095(B)560.1905(C)560.1509图165二、进阶级练习题（1）如图1.a之长度为何？a.46.1429b.46.2491.c.46.42192.b之半径值为何？a.29.6819b.29.8169c.29.91863.c之长度为何？a.33.8928b.33.9829.c.33.99284.d之半径值为何？a.23.5789b.23.7859c.23.87955.e之长度为何？a.53.4548b.53.5448c.53.84456.f之半径值为何？a.49.0000b.49.0120c.49.10207.青色剖面线区域之面积为何？a.2977.2585b.2977.5385c.2977.5835（2）如图1.a之长度为何？a.9.6477b.9.6747c.9.67742.b之长度为何？a.14.5116b,14.5161c.14.56113.A弧之弧长为何？a.27.0034b.27.0304c.27.04034.B弧之弧长为何？a.19.8049b.19.8409c.19.89405.C弧之半径值为何？a.21.8176b.21.8671c.21.87166.剖面线区域之面积为何？a.145.0234b.145.0342c.145.0432（3）如图1.a之长度为何？a.29.4015b.29.4105c.29.45102.b之长度为何？a.24.4779b.24.7479c.24.77493.c之长度为何？a.36.3781b.36.7381c.36.81374.红色五边形区域之周长为何？a.79.1178b.79.1718c.79.18715.蓝色剖面线区域之面积为何？6a.313.1542b.313.4152c.313.5142（4）如图1.b圆之半径为何？a.21.706b.21.076c.21.0672.∠ABC之夹角为何？a.45.0215b.45.2015c.45.12053.AB间之垂直距离为何？a.95.7998b.95.8799c.95.89974.红色剖面区之周长为何？a.144.0047b.144.0407c.144.07405.实线最外围之面积为何？a.9611.8465b.9611.8645c.9611.8546（5）如图1.b圆之半径为何？a.21.0067b.21.0670c.21.07602.c圆之半径为何？a.18.6798b.18.7968c.18.87693.红色剖面区之周长为何？a.132.2259b.132.5292c.132.92524.实线最外围之面积为何？a.11891.5586b.11891.5685c.11891.5865（6）如图1.a之半径值为何？a.35.7369b.35.7639c.35.79632.c之半径值为何？a.60.7369b.60.7639c.60.79633.d之半径值为何？a.12.2466b.12.2646c.12.26644.e之半径值为何？a.17.0945b.17.0954c.17.05945.f之半径值为何？a.6.4358b.6.4583c.6.48536.x之长度值为何？a.80.8013b.80.8103c.80.83017.y之长度值为何？a.80.3108b.80.3108c.80.80138.绿色剖面线区域之面积为何？a.296.0099b.296.9009c.296.9907（7）如图1.a之长度为何？a.187.0799b.187.0979c.187.09972.b之弧长值为何？a.370.8024b.370.8204c.370.84023.c之弧长值为何？a.400.0010b.400.0100c.400.00004.d之弧长值为何？a.158.5005b.158.8050c.158.85005.e之半径值为何？a.61.3142b.61.1342c.61.34126.剖面线区域之周长为何？a.833.5234b.833.5243c.833.5432（8）如图1.Ra之半径值为何？a.60.8233b.60.8323c.60.83332.Rc之半径值为何？a.59.3233b.59.3323c.59.33333.扣除三个直径10内孔后型心之x座标为何？a.-33.5067b.-33.5607c.-33.57604.扣除三个直径10内孔后型心之y座标为何？a.24.5285b.24.5582c.24.58255.扣除三个直径10内孔后之面积为何？a.2966.7165b.2966.7561c.2966.7615（9）如图1.AB两点水平的距离为何？a.49.6145b.49.6154.c.49.65142.BC弧长为何？a.66.0235b.66.0325c.66.05233.蓝色剖面区的面积为何？a.1980.4063b.1980.4360c.1680.46304.红色剖面区的周长为何？a.97.1365b.97.1536c.97.16538（10）如图1.a之长度值为何？a.173.2051b.173.2150c.173.25012.AD之距离为何？a.312.2499b.312.2949c.312.29943.∠ABC角度值为何？a.51.778°b.51.787°c.51.877°4.蓝色区域之面积为何？a.64951.3509b.64951.5309c.64951.9053（11）如图1.a之角度值为何？a.140.0000°b.140.0001°c.140.0002°2.b之长度为何？a.97.8566b.97.8556c.97.85463.c之长度为何？a.75.6886b.75.6868c.75.66884.∠ABC之角度值为何？a.88.4449°b.88.4494°c.88.4944°5.剖面线区域之面积为何？a.6667.6067b.6667.6607c.6667.6670（12）如图1.a弧之长度为何？a.253.7163b.253.7361c.253.76132.b弧之长度为何？a.192.4116b.192.4161c.192.46113.c弧之长度为何？a.131.9475b.131.9547c.131.97454.∠ABC之角度值为何？a.41.0325°b.41.2305°c.41.3205°5.剖面线区域之面积为何？a.7483.7193b.7483.7319c.7483.79319（13）如图1.a之半径值为何？a.25.1275b.25.2157c.21.52172.b之半径值为何？a.130.3656b.130.5636c.130.65633.d之长度为何？a.150.6869b.150.8689c.150.98684.∠ABC之角度为何？a.40.078°b.40.708°c.40.807°5.绿色剖面线区域之周长为何？a.895.5463b.895.4563c.895.4536（14）如图1.FC两点间的距离为A.