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Math Summative
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Ejay Zamora
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Cards (24)
Kind of angles
•Acute
•Right
•Obtuse
Acute angle - greater than 0° but less than
90°
Right angle
- exactly 90°
Obtuse angle
- greater than 90° but less than 180°
Degree
- the unit of measure of an angle
Protractor
- the tool used to measure a given angle
measure of an angle is the
smallest
amount of rotation about the vertex from one ray to other
If there are m in the front, it replaced the
degrees
symbol
Outer scale
- left
Inner
Scale
- Right
An angle is a figure formed by two collinear rays with a common endpoint called the
vertex
<
- symbol
Angle can have points in the
interior
and the
exterior
or points on the angle
itself
Using
3
points
Using
Vertex
Using Num. or
letter
The relationship that exist between any two angles can be made as the basis in classifying angles
There are different kinds of angles in this manner, and they are called
angle pairs
Adjacent angles
- are two angles with a common vertex a common side but no common interior points
two angles are called complementary if their sum is
90°
Two angles are called supplementary if their sum is
180°
two angles form a linear pair when there are
adjacent
and
supplementary
Two angles are
congruent
if their measures are equal
Vertical
angles are formed when two
straight
lines intersect each other.
Their sides form two pairs of
opposite
rays and their angles are
non adjacent
Learning
competency discover the conflicts presented in literary selection and the need to resolve
three conflicts
in nonviolent ways