Geometry
BMS - 6th Grade Math
LINES
Parallel
Lines that never touch
Intersecting
Lines which cross at a point
Perpendicular
Lines that intersect to form right angles
QUADRILATERALS
Quadrilaterals are four sided polygons.
Quadrilaterals
There are a number of different quadrilaterals.
Quadrilateral Rap
Parallelogram
-A quadrilateral: Opposite sides and opposite angles are congruent. -Opposite sides are parallel.
Rectangle
A parallelogram with all right angles.
Square
A parallelogram: -All right angles -All congruent sides
Trapezoid
A quadrilateral with exactly one pair of parallel sides
Rhombus
A quadrilateral with congruent opposite angles and all sides are congruent.
Kite
A quadrilateral with 2 pairs of congruent sides
Triangles
Triangles are 3 sided polygons.
Math Made Easy: Types of Triangles
Right Triangle
Has one right angle.
Obtuse Triangle
Has one obtuse angle.
Acute Triangle
Has 3 acute angles.
Triangles can be classified two ways.
By angles
And
By sides
Isosceles Triangle
A triangle with 2 congruent sides
Equilateral Triangle
A triangle with 3 congruent sides and angles.
Scalene Triangle
A triangle with no congruent sides or angles.