Geometry. Line segment ray line Right angle Acute angle.

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Presentation transcript:

Geometry

Line segment

ray

line

Right angle

Acute angle

Obtuse angle

Right triangle

Obtuse triangle

Acute triangle

Equilateral triangle

Isosceles triangle

Scalene triangle

Quadrilaterals Any closed figure with four sides

rectangle

square

parallelogram

rhombus

trapezoid

Triangle-3

Quadrilaterals-4

-gon angle

Pentagon-5

Hexagon-6

Octagon-8

Turn-rotation

Slide-translation

Flip-reflection

polygon triangleoctagonhexagonpentagonquadrilateral

triangle Equilateral triangle Obtuse triangle Isosceles triangle Scalene triangle Right triangle Acute triangle All sides are equal Two sides are the same length No sides are the same length One angle is a right angle Al l three angles are acute One angle is obtuse

quadrilateralsrectanglesquaretrapezoidparallelogramrhombus There are 4 right angles Opposite sides are parallel and all sides are the same length Opposites sides are parallelThere is only one pair of parallel sides