# Geometry symbols

All geometry symbols I could think of are compiled on this page. If you did not find the symbol you were looking for, kindly email and I will add it to this list.

Symbols                                       Meaning of the symbols

Therefore

If x then y

is congruent to

is not congruent to

is similar to

Angle with vertex A

refers to angles(more than one)

Measure of angle A in degree(s)

°                                                           Degree(s)

n°                                                          n degree(s)

is perpendicular to

is not perpendicular to

||                                                           is parallel to

is not parallel to

∟                                                          right angle sign

∆ABC                                                   Triangles with vertices A, B, and C;

refers to triangles (more than one)

Parallelogram with vertices A,B,C,and D

refers to Parallelograms( more than one)

circle with center A

AB                                                        Segment with endpoint A and B

AB                                                       Length of segment AB

Ray AB with endpoint A passing through B

Line through points A and B

π                                                   Ratio of circumference to diameter of a circle.

s                                                           Usually Length of a side

b                                                          length of a base

A                                                          Area

h                                                          height of a figure

d                                                          diameter of a circle

P                                                           perimeter

C                                                          circumference

B                                                           Area of base

L.A.                                                       Lateral area

S.A.                                                       surface area

V                                                          volume

l                                                             slant height

a                                                            apothem

b1, b2                                                      bases of a trapezoid (parallel sides)

n-gon                                                      polygon with n sides

Arc with endpoints A and B

Arc with endpoints A and C containing B

measure of arc AB

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