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Geometry Vocabulary

Published on Nov 18, 2015

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PRESENTATION OUTLINE

1.

SQUARE

2 PAIRS OF PARALLEL SIDES, 4 RIGHT ANGLES, 4 EQUAL SIDES
Photo by onkel_wart (thomas lieser)
2.

RECTANGLE

2 PAIRS OF PARALLEL SIDES, 2 PAIRS OF EQUAL SIDES, 4 RIGHT ANGLES
Photo by theqspeaks
3.

RHOMBUS

2 PAIRS OF PARALLEL SIDES, 4 EQUAL SIDES
Photo by georigami
4.

TRAPEZOID

1 PAIR OF PARALLEL SIDES, SIZES OF SIDES AND ANGLES CAN BE DIFFERENT
Photo by ocherdraco
5.

PARALLELOGRAM

2 PAIRS OF PARALLEL SIDES, 2 PAIRS OF EQUAL SIDES
Photo by Patrick Gage
6.

RIGHT TRIANGLE

TRIANGLE WITH ONE RIGHT ANGLE
Photo by rodtuk
7.

ACUTE TRIANGLE

TRIANGLE WITH 3 ACUTE ANGLES
Photo by gazzaPax
8.

OBTUSE TRIANGLE

TRIANGLE WITH 1 OBTUSE ANGLE
9.

ISOSCELES TRIANGLE

TRIANGLE WITH 2 EQUAL SIDES
Photo by Basilievich
10.

SCALENE TRIANGLE

TRIANGLE WITH 3 UNEQUAL SIDES
Photo by gazzaPax
11.

EQUILATERAL TRIANLGE

TRIANGLE WITH 3 EQUAL SIDES
Photo by martina skender
12.

INTERSECTING LINES

LINES THAT CROSS OR MEET
Photo by Pedro Moura Pinheiro
13.

PERPENDICULAR LINES

LINES THAT INTERSECT AND FORM RIGHT ANGLES
Photo by incanus
14.

PARALLEL LINES

LINES THAT RUN SIDE BY SIDE AND NEVER MEET
Photo by kevin dooley
15.

RIGHT ANGLE

FORMS A SQUARE CORNER
Photo by tim caynes
16.

OBTUSE ANGLE

ANGLE LARGER THAN A RIGHT ANGLE
Photo by mliu92
17.

ACUTE ANGLE

ANGLE SMALLER THAN A RIGHT ANGLE
Photo by katsrcool (Bob)
18.

STRAIGHT ANGLE

AN ANGLE WHERE 2 RAYS POINT IN OPPOSITE DIRECTIONS
Photo by sidibousaid60
19.

TRIANGLE

POLYGON WITH 3 SIDES, ANGLES AND VERTICES
Photo by marc falardeau
20.

QUADRILATERAL

POLYGON WITH 4 SIDES, ANGLES AND VERTICES
Photo by alexander.ess
21.

PENTAGON

POLYGON WITH 5 SIDES, ANGLES AND VERTICES
Photo by afagen
22.

HEXAGON

POLYGON WITH 6 SIDES, ANGLES AND VERTICES
Photo by theqspeaks
23.

OCTAGON

POLYGON WITH 8 SIDES, ANGLES AND VERTICES
Photo by .aditya.
24.

DECAGON

POLYGON WITH 10 SIDES, ANGLES AND VERTICES
Photo by James Bowe
25.

POINT

Photo by Mathias.D1
26.

RAY

27.

LINE SEGMENT

28.

LINE

29.

VERTEX

WHERE TWO RAYS MEET (CORNER)
Photo by fdecomite
30.

VERTICES

MORE THAN 1 VERTEX
Photo by Karl Horton

Jennifer Stiverson