# Shared Flashcard Set

## Details

Geometric Relationships
IED Unit 5
63
Engineering
Not Applicable
03/31/2004

## Additional Engineering Flashcards

Term
 Rectangle
Definition
 A four-sided plane figure with four right angles.
Term
Definition
 The distance from the center point to the outside curved surface.
Term
 Supplemental Angle
Definition
 Two angles added together equaling 180degrees.
Term
 Acute angle
Definition
 An angle less than 90 degrees.
Term
 Right Triangle
Definition
 A triangle having a 90 degree angle or right angle in it.
Term
 Polygon
Definition
 A closed plane figure with three or morestraight sides.
Term
 Point
Definition
 An exact location in space.
Term
 Arc
Definition
 A part of a circle.
Term
 Complementary Angle
Definition
 Two angles added together equaling 90 degrees.
Term
 Center Point
Definition
 The origin of a circle or arc.
Term
 Obtuse Angle
Definition
 An angle greater than 90 degrees.
Term
 Line
Definition
 The path of an infinite series of points.
Term
 Equilateral Triangle
Definition
 A triangle in which all angles are equal and all sides have equal lengths.
Term
 Bisector
Definition
 To divide an angle into two equal parts.
Term
 Diameter
Definition
 The straight distance from one outside curved surface through the center point to the opposite outside curved surface.
Term
 Circle
Definition
 A closed curve with all the points on the circle at the same distance from the center point.
Term
 Isosceles Triangle
Definition
 A triangle which has two sides of equal length and two equal interior angles.
Term
 Circumference
Definition
 The distance around the outside of the circle.
Term
 Ellipse
Definition
 The group or set f all points in the same plane whose sum of distances from two foci is constant. It looks like a squashed circle or a circle viewed at an angle.
Term
 Inscribed
Definition
 A shape drawn inside of a circle.
Term
 Horizontal
Definition
 A line parallel to the horizon.
Term
 Vertical
Definition
 A line perpendicular to the horizon.
Term
 Parallel
Definition
 Two or more coplanar lines having equal distance between them.
Term
 Perpendicular
Definition
 Two lines forming a 90 degree angle.
Term
 Tangent
Definition
 A line touching an arc or circle at only one point.
Term
 Concentric
Definition
 Arcs and circles sharing the same center.
Term
 Collinear
Definition
 Lines or points belonging to the same line, or an extension of a line.
Term
 Coincident
Definition
 Two points fixed together.
Term
 Equal
Definition
 Of the same length.
Term
 Coplanar
Definition
 Belonging to the same plane.
Term
 Chord
Definition
 A straight line with opposite ends that terminate on the circumference of a circle.
Term
 Circumscribed
Definition
 A shape drawn around a circle.
Term
 Hexagon
Definition
 A polygon with six sides.
Term
 Octagon
Definition
 A polygon with eight sides.
Term
 Pentagon
Definition
 A polygon with five sides.
Term
Definition
 A polygon with four sides.
Term
 Rhombus
Definition
 A quadrilateral with four equal sides and opposite angles equal.
Term
 Right Angle
Definition
 An angle measuring 90 degrees.
Term
 Scalene Triangle
Definition
 A triangle with no sides equal and no angles equal.
Term
 Square
Definition
 A polygon with four equal sides and four right angles.
Term
 Trapezoid
Definition
 A quadrilateral with two parallel sides.
Term
 Vertex
Definition
 The point where the two sides of an angle intersect.
Term
 Fixed Point
Definition
 Locking a point to a position relative to the sketch coordinate system.
Term
 Absolute Coordinates
Definition
 A method of plotting points whereby distances are measured from the origin.
Term
 Axis
Definition
 Primary direction in a coordinate system.
Term
 Cartesian Coordinate System
Definition
 A rectangular coordinate system created by three perpendicular axes labeled X, Y, and Z.
Term
 Origin
Definition
 The point at which axes intersect.
Term
 Polar
Definition
 A method of plotting points whereby distances are measured using angles.
Term
 Relative
Definition
 A method of plotting points whereby distances are measured from the previous point.
Term
 The shortest distance between two points.
Definition
 What is a straight line?
Term
 Length
Definition
 Which of the following do lines have:a)length?b)width?c)thickness?
Term
 None of these
Definition
 Which of the following do points have:a)length?b)width?c)thickness?
Term
 Locations in space
Definition
 What are points used to indicate?
Term
 A point can be defined as a set of coordinates (x,y) on the Cartesian plane.
Definition
 How can a point be defined?
Term
 Cartesian
Definition
 The most commonly used coordinate system today for identifying points.
Term
 180 degrees
Definition
 The sum of the interior angles of a triangle.
Term
 Since there are 360 degrees in a circle, take 360 degrees and divide by the number of sides in the polygon.
Definition
 How do you find the central angle of an inscribed or circumscribed polygon?
Term
 Rhomboid
Definition
 A parallelogram with opposite sides and opposite angles are equal.
Term
 Trapezium
Definition
 A quadrilateral with no sides equal.
Term
 Heptagon
Definition
 A polygon with seven sides.
Term
 Nonagon
Definition
 A polygon with nine sides.
Term
 Decagon
Definition
 A polygon with ten sides.
Term
 (1) Take the given angle.(2) Strike Arc R at any distance.(3) From the two points that Arc R intersect your angle, strike two additional arcs at any given distance (as long as they are equal)(4) Draw a line from the vertex of the angle to where the
Definition
 Tell in list format how to bisect an angle.
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