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Geometry

memorize.ai (lvl 286)

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25 cards

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Section 1

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Vertex

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Geometry Math

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Last updated

6 years ago

Date created

Mar 1, 2020

Cards (25)

Section 1

(25 cards)

Vertex

Front

the point formed when two segments or rays intersect in an angle

Back

Line

Front

; it is composed of an infinite series of points; extends without limit in two directions

Back

Linear pair

Front

two angles on the same line that add to 180 degrees

Back

Theorem

Front

a statement which has been proven

Back

Ray

Front

a part of a line which has one endpoint and the other end extends without limit

Back

Distance

Front

the length of a segment between two points or its endpoints

Back

Congruent segments

Front

segments which have the same length

Back

Segment

Front

a part of a line with endpoints

Back

Opposite rays

Front

two rays which have the same endpoint and which extend in opposite directions

Back

Midpoint formula

Front

on a number line, M = (a+b)/2; in a coordinate plane, M =

Back

Point

Front

it is represented by a dot

Back

Distance formula

Front

on a number line, D = |a-b|; in a coordinate, D =

Back

Vertical angles

Front

two angles created by intersecting lines, segments, or rays who share a common vertex, are "opposite" to each other, and have the same degree measure

Back

Geometry

Front

word composed of two Greek terms, "geos" meaning earth and "metros" meaning to measure

Back

Postulate

Front

a statement that is accepted as fact

Back

Plane

Front

any flat surface

Back

Adjacent angles

Front

two angles who share a common side and vertex and do not overlap their interior space

Back

Straight angle

Front

an angle whose measure is 180 degrees

Back

Obtuse angle

Front

an angle with a measure greater than 90 degrees and less than 180 degrees

Back

Angle

Front

figure formed by two segments or rays with a common end point

Back

Acute angle

Front

an angle with a measure greater than 0 degrees and less than 90 degrees

Back

Complementary angles

Front

two angles whose sum equals 90 degrees

Back

Supplementary angles

Front

two angles whose sum equals 180 degrees

Back

Right angle

Front

an angle whose measures is 90 degrees

Back

Midpoint

Front

the point in the center of a segment

Back