Index Index
acute
angle, Definition
triangle, Definition
algebraic equation, Definition
algebraic expression, Definition
alternate exterior angles, Definition
alternate interior angles, Definition
altitude
parallelogram, Definition
trapezoid, Definition
angle, Definition
acute, Definition
interior, Definition
obtuse, Definition
of rotation, Definition
polyhedron, Definition
right, Definition
side, Definition
vertex, Definition
vertical, Definition
angle measure, Definition
angle of polygon
vertex, Definition
angle of polyhedron
face angle, Definition
angle of regular polygon
central, Definition
antiprism, Definition
apex
pyramid, Definition
area, Definition
circle, Definition
of a trapezoid, Paragraph
of parallelogram, Table
of rectangle, Table
of triangle, Table
area model for multiplication, Exercise
axis of a reflection, Definition
center
circle, Definition
dilation, Definition
of a rotation, Definition
of regular polygon, Definition
central angle, Definition
change orientation, Definition
circle, Definition
area, Definition
circumference, Definition
circumference, Definition
collineation, Definition
distance-preserving, Definition
composition, Definition
concave, Definition
polyhedron, Definition
cone
volume, Formula
congruent
angles, Definition
polygon, Definition
congruent sides, Paragraph
constant of porportionality, Definition
convex, Definition
polyhedron, Definition
corresponding
angles, Definition
sides, Definition
corresponding angles, Definition
decagon, Definition
diameter, Definition
dilation, Definition
dissect, Paragraph
distance, Definition
distance-preserving, Paragraph Definition
edge
polyhedron, Definition
equation, Definition
equiangular, Definition
equilateral
quadrilateral, Definition
triangle, Definition
Euler’s Identity for Polyhedra, Exercise
expression, Definition
glide reflection, Definition
identity transformation, Paragraph
image, Definition
reflection, Definition
interior
angle, Definition
isometry, Paragraph Definition
isomorphism, Definition
isosceles, Definition
trazezoid, Definition
triangle, Definition
kite, Definition
leg
right triangle, Definition Definition
trapezoid, Definition
length, Definition
line, Definition
segment, Definition
line of symmetry, Definition
magnification, Definition
maintain orientation, Definition
measure
angle, Definition
mirror, Definition Definition
mirror line, Definition
mirror symmetry, Definition
monohedral tiling, Definition
oblique prism, Paragraph
obtuse
angle, Definition
triangle, Definition
octagon, Definition
opposite rays, Paragraph
orientation, Definition
parallel
lines, Definition
sides of a polygon, Definition
parallelogram, Definition
altitude, Definition
area, Table
base, Definition
pentagon, Definition
pentomino, Exploration
perimeter, Definition
polygon, Paragraph
concave, Definition
convex, Definition
decagon, Definition
n-gon, Definition
octagon, Definition
pentagon, Definition
quadrilateral, Definition
regular, Definition
triangle, Definition
vertex angle, Definition
polyhedral net, Definition
polyhedron, Definition
concave, Definition
convex, Definition
edge, Definition
face, Definition
face angle, Definition
regular, Definition
semiregular, Definition
vertex, Definition
polyomino
pentomino, Exploration
tetromino, Exploration
preimage
reflection, Definition
preserve
angle measure, Paragraph
distance, Paragraph
shape, Paragraph
preserve orientation, Definition
preserves
linearity, Definition
prism, Definition
oblique, Paragraph
right, Paragraph
proportional
sides, Definition
pyramid, Definition
volume, Formula
quadrilateral, Definition
kite, Definition
parallelogram, Definition
rectangle, Definition
rhombus, Definition
square, Definition
trapezoid, Definition
radius, Definition
ray, Definition
rays
opposite, Paragraph
rectangle, Definition
area, Table
reflecting line, Definition Definition
reflection, Definition Definition
reflectional symmetry, Definition
regular
polygon, Definition
polyhedron, Definition
tiling, Definition
regular polygon
center, Definition
central angle, Definition
reverse orientation, Definition
rhombus, Definition
right
angle, Definition
right prism, Paragraph
right triangle, Definition Definition
rigid transformation, Paragraph
rotation, Definition
same orientation, Definition
scale factor, Definition
scalene, Definition
segment, Definition
semiregular
polyhedron, Definition
tiling, Definition
side
angle, Definition
similar, Definition
similarity, Definition Definition
similarity transformation, Definition
square, Definition Definition
square root, Definition
stretch, Definition
summit
antiprism, Paragraph
prism, Paragraph
surface area, Paragraph Definition
symmetry
line of, Definition
reflectional, Definition
symmetry transformation, Definition
tetromino, Exploration
tiling, Definition
monohedral, Definition Definition
regular, Definition
semiregular, Definition
transformation, Paragraph
rigid, Paragraph
similarity, Definition
symmetry, Definition
translation, Definition
translation vector, Definition
transversal, Paragraph
trapezoid, Definition
altitude, Definition
area, Paragraph
base, Definition
isosceles, Definition
triangle, Definition
acute, Definition
area, Table
equilateral, Definition
isosceles, Definition
obtuse, Definition
right, Definition Definition
scalene, Definition
triangles
similar, Definition
vector, Definition
vertex
angle, Definition
polyhedron, Definition
vertex angle, Definition
vertex arrangement
polyhedron, Definition
tiling, Definition
vertical angle, Definition
volume
cone, Formula
pyramid, Formula
