MATHEMATICS
Angles
right angle
equals 90°
straight angle
equals 180°
acute angle
less than 90° but
more than 0°
obtuse angle
greater than 90°
but less than 180°
complimentary angles
two angles add up to 90°
supplementary angles
two angles add up to 180°
vertical angles
the angles opposite
each other
Polygons
square
rectangle
rhombus
parallelogram
pentagon
octagon
hexagon
quadrilateral
scalene triangle
equilateral triangle isosceles triangle
right triangle
congruent angles
two angles have the
same measure
≅
means
“is congruent to”
Solids
sphere
cube
cone
rectangular
prism
cylinder
pyramid
SM-5585
