Shapes 1
A closed shape made up of a finite number of straight sides
Polygon
An angle less than 90 degrees is called what?
Acute
A shape that has three sides.
Triangle
A triangle with all equal sides.
Equilateral
adjacent angles that add up to 180
Linear Pair
What is the name of a line that intersects another at 90 degrees?
Perpendicular line
A four sided figured that has two sets of parallel lines is called a what?
Parallelogram
An angle that is more than 90 degrees.
Obtuse
A four sided figure.
Quadrilateral
A triangle with one 90 degrees angle
Right triangle
Angles that are opposite one another in a pair of intersecting lines?
Vertical angles
Two lines that have the same slope
Parallel Lines
A two-dimensional figure that has four sides with one set of opposite sides being parallel?
Trapezoid
A unit of measurement used to describe the size of angle.
Degree.
A shape that has five sides.
Pentagon
A triangle with AT LEAST two equal sides.
Isosceles
angles that form a linear pair with interior angles of a polygon?
Exterior angles
line that cuts across two parallel lines
a transversal
A four-sided figure with four equal sides and opposite angles that are equal is called what?
Rhombus
A right triangle is going to have what degree angle?
90
A shape that has nine sides.
Nonagon
A triangle with no equal sides.
Scalene
Sum of extitior angles in a convex polygon?
360 degrees
This property states that numbers can be multiplied in any order and the product will be the same
Communtative Property
A polygon with interior angles greater then 180 degrees.
A concave Polygon
A triangle with all equal angles is called what?
Equiangular
A shape that has seven sides.
Heptagon
Draw me an example of a scalene triangle. EVERYTHING should be included in the image.
Answers will vary
formula for a single angle in a regular polygon with n being the number of sides.
((n-2)*180)/n
Possible types of solutions to a system of equations
1, 0, or Infinite