MindMap Gallery Chapter 4 Preliminary Geometric Figures, Volume 1 of Seventh Grade Mathematics
Seventh Grade Mathematics Volume 1 Chapter 4: Preliminary geometric figures. The output is derived from the shape of the object. The constituent elements include points, lines, surfaces, and bodies. If you are interested, you can take a look.
Edited at 2023-10-30 16:11:24This is a mind map about bacteria, and its main contents include: overview, morphology, types, structure, reproduction, distribution, application, and expansion. The summary is comprehensive and meticulous, suitable as review materials.
This is a mind map about plant asexual reproduction, and its main contents include: concept, spore reproduction, vegetative reproduction, tissue culture, and buds. The summary is comprehensive and meticulous, suitable as review materials.
This is a mind map about the reproductive development of animals, and its main contents include: insects, frogs, birds, sexual reproduction, and asexual reproduction. The summary is comprehensive and meticulous, suitable as review materials.
This is a mind map about bacteria, and its main contents include: overview, morphology, types, structure, reproduction, distribution, application, and expansion. The summary is comprehensive and meticulous, suitable as review materials.
This is a mind map about plant asexual reproduction, and its main contents include: concept, spore reproduction, vegetative reproduction, tissue culture, and buds. The summary is comprehensive and meticulous, suitable as review materials.
This is a mind map about the reproductive development of animals, and its main contents include: insects, frogs, birds, sexual reproduction, and asexual reproduction. The summary is comprehensive and meticulous, suitable as review materials.
Preliminary geometry Seventh Grade Volume 1 Chapter 4
concept
produce
Derived from the shape of the object
Classification
flat graphics
All parts are on the same plane
Three-dimensional graphics
Not all parts are on the same plane
connect
Three-dimensional graphics
Components
point
Wire
noodle
body
Wire
straight line
express
Line AB or straight line
Positional relationship
point on straight line
point outside the straight line
Two straight lines intersect
There is a common point
intersection point
axiom
Two points determine a straight line
Rays
express
Ray OA or Ray
line segment
express
Line segment AB
axiom
The shortest line segment between two points
distance between two points
Compare
Metrics
translation method
equally divided
halves
bisecting point
midpoint
Trisection
horn
definition
Made up of two rays
There is a public red point
express
∠AOB or ∠O, ∠1
measure
tool
Protractor
unit
Spend
point
Second
relation
two corners
excess
definition
The sum of two angles is 90°
nature
Complementary angles of same angles (congruent angles) are equal
complementary
definition
The sum of two angles is equal to 180°
nature
Supplementary angles of same angles (congruent angles) are equal
Bisector
ray that bisects angle
bisecting angle
Three-dimensional graphics
Expanded view
cuboid
cube
cylinder
cone
observe objects
from the front
from the left
from above
flat graphics
Preliminary geometry Seventh Grade Volume 1 Chapter 4
concept
produce
Derived from the shape of the object
Classification
flat graphics
All parts are on the same plane
Three-dimensional graphics
Not all parts are on the same plane
connect
Three-dimensional graphics
Components
point
fundamental element
Wire
Click to form a line
noodle
Lines move into surfaces
body
Facial moving body
Wire
straight line
axiom
Two points determine a straight line
express
Line AB or line l
Positional relationship
point on straight line
point outside the straight line
Two straight lines intersect
There is a common point
intersection point
Rays
express
Ray OA or Ray I
line segment
axiom
The shortest line segment between two points
distance between two points
Compare
Metrics
translation method
equally divided
halves
bisecting point
midpoint
Trisection
...
Rule and compass drawing
make a line segment
equal to a known line segment
horn
definition
two rays
There is a public red point
composition angle
express
∠AOB or ∠O, ∠1
measure
tool
Protractor
unit
Spend
point
Second
Two-corner relationship
excess
definition
The sum of two angles is 90°
nature
Complementary angles of same angles (congruent angles) are equal
complementary
definition
The sum of two angles is equal to 180°
nature
Supplementary angles of same angles (congruent angles) are equal
Operation
equally divided
halves
Trisection
angle bisector
ray that bisects angle
Three-dimensional graphics
Expanded view
cuboid
cube
cylinder
cone
observe objects
from the front
from the left
from above
flat graphics