LP Math Geometry
Terms
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- Alternate Interior Angles
- angles between 2 lines and on opposite sides of a transversal
- Angle of Elevation
- An angle formed by a horizontal line and a line of sight above it.
- Obtuse Triangle
- a triangle with one obtuse angle
- Line
- a series of points that extend in 2 directions without end.
- Complementary Angles
- 2 angles whose sum adds to 90°
- Central Angle
- an angle whose vertex is in the center of a circle.
- Pentagon
- a polygon with 5 sides
- Angle
- a figure formed by 2 different rays that have the same endpoint
- Cube
- a rectangular prism with 6 congruent faces
- Perimeter
- The distance around a figure
- Perpendicular Lines
- Lines that intersect ot form right angles
- Legs of a right triangle
- the 2 shorter sides of the triangle
- Equilateral Triangle
- A triangle with 3 congruelnt sides
- Corresponding angles of polygons
- Matching sides of similiar or congruent figures
- Coordinate Plane
- The plane formed by 2 number liines that intersect at their zero points dividing the plane into 4 quadrants
- Parallel Lines
- lines that lie in the same plane and do not intersect..
- Circumference
- The distance around a circle
- Pyramid
- a figure with triangular fice that meet in a vertex and a base that is a polygon
- Right Angle
- An angle whosse measure is 90°
- Corresponding angles
- Pairs of nonadjacent angles that lie on the same side of a transversal of 2 lines and in correspondiing positions.
- Decagon
- a polygon with 10 sides
- Edge
- The intersection of 2 faces of a figure.
- face
- a surface of a figure
- Triangle
- A polygon with 3 sides
- Chord
- a chord of a circle is a line segment whose endpoints are on the circle.
- Diameter of a circle
- A chord passing through the center of a circle
- Point
- a location is space that has no size
- Polygon
- A closed figure with at least 3 sides
- Acute angle
- an angle with a measure of less than 90°
- Area
- The number of square units a figure encloses
- Congruent Segments
- Segments that have the same length
- Radius of a Circle
- a segment that has one endpoint at the center of the circle and the other endpoint on the circle.
- Circle
- a circle is the set of all points that are equidistant from a given point, called the center.
- Cylinder
- a figure whose bases are circular , congruent and parallel to each other.
- Hypotenuse
- In a right triangle, the hypotenuse is the longest side, which is opposite the right angle.
- Octogon
- a polygon with 8 sides
- Congruent Figures
- Congruent Figures are figures that have the same size and shape
- Segment
- A segemt is a part of a line with 2 endpoints
- Diagonal of a polygon
- a segment (line) that connects 2 non consecutive vertices.
- Acute Triangle
- a triangle with 3 acute sides
- Isosceles triangle
- A triangle with at least 2 congruent sides
- Plane
- a flat surface that has no thickness and continues without end in all directions
- Coordinates
- Ordered pairs that identify points on a coordinate plane.
- Obtuse Angle
- An angle with a measure greater than 90° and less than 180°
- Congruent Angles
- Angles that have the same measure
- Transversal
- a line that intersects 2 other points
- Adjacent angles
- 2 angles that share a vertex and a side but no points in their interiors
- Cone
- a figure with one circular base and one vertex
- Angle of Depression
- an ang;e formed by a horizontal line and a line of sight below it
- Angle Bisector
- a ray dividing a given angle into two congruent angles each half the size of the given angle.
- trapezoid
- A quadrilateral with exactly one pair of parallel sides
- Rectangle
- A parallelogram with 4 right angles