LINES
lines that are drawn across, example from left to right
horizontal lines
an angle with less than 90 degrees
Acute angle
Has one 90 degree angle
Right Triangle
has one obtuse angle
obtuse triangle
when you add all the angles in any triangle you will get. ? Degrees
180
lines drawn in a up and down direction
vertical
an angle 90 degrees
right angle
all the sides are equal in length
equilateral triangle
has all acute angles
acute triangle
120 degrees, 40 degrees
The missing angle is ?
40 degrees
To line drawn a short distance , opposite position, that if extended will never meet
parallel lines
an angle with more than 90 degrees
obtuse angle
all the angles are the same size
equilateral triangle
the sum of all the angles in any triangle
180 degrees
60 degrees , 60 degrees, ?
60 degrees
slant lines
diagnol lines
an angle with 180 degrees
straight angle
all the sides are different sizes
All the angles are different sizes
scalene triangle
80 degrees, 20 degrees, and 60 degrees
This is a ? Triangle
Acute triangle
90 degrees , 25 degrees, ?
65 degrees
two lines that meet making a 90 degree angle
perpendicular lines
number of degrees in a circle
360 degrees
two sides are the same size in length
isosceles triangle
90 degrees, 45 degrees, 45 degrees
This is an ? Triangle
Right triangle
30 degrees, 70 degrees, ?
80 degrees