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www.ipracticemath.com A complete Math Practice platform For k-12 grades. Suggest ways that parents can help their child learn, such as give them practice Math for 30 minutes a day.
| Date post: | 28-Nov-2014 |
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www.ipracticemath.com
A complete
Math Practice platform For k-12 grades.
Suggest ways that parents can help their child learn, such as give them practice Math
for 30 minutes a day.
Let us know about
Basic Geometry
Welcome Students!
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What is Geometry????!!!??
Geometry is the branch of mathematics
which deals with the properties and relations of lines , angles , surfaces and solids.
3
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A point is usually represented by a small dot (.)
It has no magnitude i.e. has no length, breadth or thickness.
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A line is straight and extends indefinitely on both sides.Line-
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A part of a line is called a line segment.
Line segment-
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O
A
B
An angle is formed by two rays starting
from the same initial point.
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O
A
B
Rays OA and OB are called the
arms of the angle.
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A triangle is a three sided closed figure, formed by three line segments intersect in
pairs.
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A,B and C are known as the vertices
(singular vertices) of the triangle.
A
CB
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1.Three sides
AB,BC and CA.
2.Three angles
<A,<B and <C.
3.Three vertices
A, B & C
A
CB
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A quadrilateral is a four sided figure.
’ Quadri ’ means four, and ‘ lateral ‘ means sides.
A quadrilateral
A
D
B
C
If A,B,C and D are four points in a plane
such that no three of them are collinear and
the line segments AB,BC,CD and DA
Do not intersect except at their end-points,
then the figure formed by these four line
segments is called
The quadrilateral ABCD.
A quadrilateral
A D
BC
BC & AD are opposite sides.
A quadrilateral
CD & AD are Adjacent sides.
A
D
B
C
oB A
INTERIOR
E
S
EXTERIOR
A circle A circle a set of points
on a plane which are
at the same distance
from a fixed point
called centre (O).
oB A
INTERIOR
CHORDC D
E
S
EXTERIOR
A circleOB = RADIUS
AB = DIAMETER = 2 X RADIUS
oB A
INTERIOR
CHORDC D
E
S
EXTERIOR
A circleCED is the minor arc
CSD is the major arc.
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Math Practice
Learning
Algebra
![Basic Geometry [Ardhi Prabowo]](https://static.documents.pub/doc/80x56/55cf96ce550346d0338de715/basic-geometry-ardhi-prabowo.jpg)
