# Shared Flashcard Set

## Details

Geometric Construction Terms
35
Engineering
09/25/2013

Term
 Acute Angle
Definition
 an angle less than 90 degrees but more than 0 degrees
Term
 Obtuse Angle
Definition
 an angle between 90 and 180 degrees
Term
 Right Angle
Definition
 an angle of 90°
Term
 Vertex
Definition
 each angular point of a polygon, polyhedron, or other figure
Term
Definition
 a straight line from the center to the circumference of a circle or sphere
Term
 Diameter
Definition
 straight line passing from side to side through the center of a body or figure
Term
 Circumference
Definition
 the enclosing boundary of a curved geometric figure
Term
 Concentric
Definition
 of or denoting circles, arcs, or other shapes that share the same center, the larger often completely surrounding the smaller.
Term
 Chord
Definition
 a straight line joining the ends of an arc.
Term
Definition
 each of four quarters of a circle.
Term
 Hypotenuse
Definition
 the longest side of a right triangle, opposite the right angle.
Term
 Equilateral Triangle
Definition
 a three-sided regular polygon
Term
 Scalene Triangle
Definition
 a triangle with no two sides of equal length
Term
 Isosceles Triangle
Definition
 a triangle with two equal sides
Term
 Right Triangle
Definition
 a triangle with a right angle.
Term
 Square
Definition
 a plane figure with four equal straight sides and four right angles.
Term
 Rectangle
Definition
 a plane figure with four straight sides and four right angles, esp. one with unequal adjacent sides, in contrast to a square.
Term
 Trapezoid
Definition
 a quadrilateral with only one pair of parallel sides.
Term
 Rhombus
Definition
 a parallelogram with opposite equal acute angles, opposite equal obtuse angles, and four equal sides.
Term
 Rhomboid
Definition
 a quadrilateral of which only the opposite sides and angles are equal.
Term
 Pentagon
Definition
 a plane figure with five straight sides and five angles.
Term
 Hexagon
Definition
 a plane figure with six straight sides and angles.
Term
 octagon
Definition
 a plane figure with eight straight sides and eight angles.
Term
 Prism
Definition
 a solid geometric figure whose two end faces are similar, equal, and parallel rectilinear figures, and whose sides are parallelograms.
Term
 Cylinder
Definition
 a solid geometric figure with straight parallel sides and a circular or oval section.
Term
 Cone
Definition
 a solid or hollow object that tapers from a circular or roughly circular base to a point.
Term
 Sphere
Definition
 a round solid figure, or its surface, with every point on its surface equidistant from its center.
Term
 Pyramid
Definition
 a polyhedron of which one face is a polygon of any number of sides, and the other faces are triangles with a common vertex.
Term
 Torus
Definition
 a surface or solid formed by rotating a closed curve, esp. a circle, around a line that lies in the same plane but does not intersect it
Term
 Circumscribe
Definition
 draw (a figure) around another, touching it at points but not cutting it.
Term
 Inscribe
Definition
 draw (a figure) within another so that their boundaries touch but do not intersect.
Term
 Bisect
Definition
 divide into two parts.
Term
 Tangent
Definition
 a straight line or plane that touches a curve or curved surface at a point, but if extended does not cross it at that point.
Term
 Parallel
Definition
 side by side and having the same distance continuously between them.
Term
 Perpendicular
Definition
 at an angle of 90° to a given line, plane, or surface.
Supporting users have an ad free experience!