几何分类词汇表

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1、AssortedVocabularyListforGeometry—几何分类词汇表ConstructionTools—画图工具Ruler(=Straightedge)—直尺Compass—圆规Pencil—铅笔Triangle—三角尺Protractor—量角器Basics—基本Point—点Vertex—顶点Line—直线LineSegment—线段Ray—射线Length—长Width—宽Base—底Height—高Leg—腰BaseArea—底面积Diagonal—对角线Side—边Angles—角AcuteAngle—锐角RightA

2、ngle—直角ObtuseAngle—钝角StraightAngle—平角RoundAngle—周角ComplementaryAngle—余角SupplementaryAngle—补角ConsecutiveAngles—连续角CorrespondingAngles—同位角AlternateInteriorAngles—内错角AlternateExteriorAngles—外错角VerticalAngles—对顶角2-DShapes—二维图形Triangle—三角形•ScaleneTriangle—不等边三角形•IsoscelesTriangl

3、e—等腰三角形•EquilateralTriangle—等边三角形•AcuteTriangle—锐角三角形•RightTriangle—直角三角形•ObtuseTriangle—钝角三角形Quadrilateral—四边形•Parallelogram—平行四边形•Square—正方形•Rectangle—长方形•Rhombus—菱形•Trapezoid—梯形•Kite—风筝形Pentagon—五边形Hexagon—六边形Heptagon—七边形Octagon—八边形Nonagon—九边形Decagon—十边形Dodecagon—十二边形Cir

4、cle—圆Ellipse—椭圆DescriptionsofShapes—形容图形Convex—凹的Concave—凸的Similar—相似•ScaleFactor—比例因子Congruent—全等Equiangular—等角Equilateral—等边Regular(Polygon)—正（多边形）Symmetric—对称•LineSymmetric—线对称•RotationalSymmetric—旋转对称SpecialSegmentsofTriangles—三角形的特殊线段PerpendicularBisector—垂直平分线AngleBis

5、ector—角的平分线Median—中线Altitude(=Height)—高PartsofaCircle—圆的部分Arc—圆弧InterceptedArc—截弧InscribedAngle—内接角Center—中心、圆心Diameter—直径Radius—半径Chord—弦Secant—割线Tangent—切线Solids—固体Prism—角柱体RectangularPrism—长方体Cube—正方体Pyramid—椎体Cylinder—圆柱体Cone—圆锥Sphere—球Directions—方向North(N)—北South(S)—南E

6、ast(E)—东West(W)—西Northeast(NE)—东北Northwest(NW)—西北Southeast(SE)—东南Southwest(SW)—西南Left—左Right—右Top—顶Bottom—底Upper—上Lower—下UpperLeft—左上UpperRight—右上LowerLeft—左下LowerRight—右下On—在…上面Under—在…下面Positions—位置Adjacent—相邻的Opposite—相对的Circumscribed(about)—外切Circumcircle(=Circumscribed

7、Circle)—外接圆Inscribed(inside)—内切Incircle(=InscribedCircle)—内切圆Tangent—相切Intersect—相交Parallel—平行Perpendicular—垂直Collinear—共线Coplanar—共平面Concentric—共中心的Bisect—对分Bisector—对分线Trisect—三分Trisector—三分线Calculations—计算Measure—测量Length—长度Side-Length(ofapolygon)—（多边形的）边长Perimeter—周长•Ci

8、rcumference—圆周Area—面积Volume—体积Transformation—转换Reflection—反射Rotation—旋转Translation