cube立方體，立方數?
rectangular solid長方體?
regular solid/regular polyhedron正多面體?
circular cylinder圓柱體?
cone圓錐?
sphere球體?
solid立體的??
6. 有關圖形上的附屬物
altitude高?
depth深度?
side邊長?
circumference3, perimeter周長?
radian弧度?
surface area 表面積?
volume體積?
arm直角三角形的股?
cros ssection橫截面?
center of acircle圓心
chord弦?
radius5半徑?
angle bisector角平分線?
diagonal對角線?
diameter直徑?
edge棱
face of a solid立體的面?
hypotenuse斜邊?
included side夾邊?
leg三角形的直角邊
medianofatriangle三角形的中線?
base底邊，底數?
opposite直角三角形中的對邊?
midpoint中點?
endpoint端點
vertex頂點?
tangent切線的?
transversal截線?
intercept6截距?
7. 有關坐標??
coordinate7 system坐標系?
rectangular coordinate直角坐標系?
origin原點?
abscissa橫坐標?
ordinate縱坐標?
numberline數軸?
quadrant象限?
slope斜率?
complex plane復平面??
8. 其它
plane geometry平面幾何?
trigonometry三角學?
bisect平分?
circumscribe外切?
inscribe內切?
intersect相交?
perpendicular10垂直?
Pythagorean theorem勾股定理?
congruent全等的
multilateral多邊的