geometry in the real world

Geometry meets Geometry meets Architecture Architecture

Connor Johns Connor Johns

55thth Block Block

PointPoint

An undefined term An undefined term in Geometry, it in Geometry, it names a location names a location and has no size.and has no size.

Line (Segment)Line (Segment)

A part of a line that A part of a line that is bounded by two is bounded by two points that points that contains every contains every point on the line point on the line between its between its endpoints.endpoints.

PlanePlane

An undefined term An undefined term in Geometry, it is a in Geometry, it is a flat surface that flat surface that has no thickness has no thickness and extends and extends forever.forever.

AngleAngle

A figure formed by A figure formed by two rays with a two rays with a common endpoint.common endpoint.

Perpendicular LinesPerpendicular Lines

Lines that intersect Lines that intersect at 90 degree at 90 degree angles.angles.

Parallel LinesParallel Lines

Lines in the same Lines in the same planes that do not planes that do not intersect.intersect.

TriangleTriangle

A three sided polygon. A three sided polygon.

Right TriangleRight Triangle

A triangle with one A triangle with one right angle. right angle.

PentagonPentagon

A five sided polygon.A five sided polygon.

HexagonHexagon

A six sided polygon.A six sided polygon.

SquareSquare

A quadrilateral with A quadrilateral with four congruent four congruent sides and four right sides and four right angles.angles.

RectangleRectangle

A quadrilateral with A quadrilateral with four right angles.four right angles.

TrapezoidTrapezoid

A quadrilateral with A quadrilateral with exactly one pair of exactly one pair of parallel sides.parallel sides.

ParallelogramParallelogram

A quadrilateral with A quadrilateral with two pairs of two pairs of parallel sides. parallel sides.

CircleCircle

A set of points in a A set of points in a plane that are a plane that are a fixed distance from fixed distance from a given point called a given point called the center of the the center of the circle.circle.

CylinderCylinder

A three-A three-dimensional figure dimensional figure with two parallel with two parallel congruent circular congruent circular bases and a curved bases and a curved lateral surface that lateral surface that connects the connects the bases.bases.

SphereSphere

The set of points in The set of points in a space that are a a space that are a fixed distance from fixed distance from a given point called a given point called the center of the the center of the sphere. sphere.

Acute TriangleAcute Triangle

A triangle with three A triangle with three acute angles.acute angles.

Obtuse AngleObtuse Angle

An angle that An angle that measures greater measures greater than 90 degrees than 90 degrees and less than 180. and less than 180.

OctagonOctagon

An eight-sided An eight-sided polygon.polygon.