circular cylinder  algebraic expension    statical chart   vertex   distance    straight angle   

circular cone       round angel            equation  linear equaltion with unknown      midpoint

cube         parallel line              angle             interger         fraction            opposite number    

cuboid    positive direction     number axis    unit length      absolute value    multiplication

prism           power      reciprocal        base number        exponent       central angel 

sphere  positive number negative number     certain event      impossible angle

inequality    gougutheorem