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memorize.ai (lvl 286)

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Section 1

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perpendicular lines

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Geometry Math

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7 years ago

Date created

Mar 1, 2020

Cards (31)

Section 1

(31 cards)

perpendicular lines

Front

Lines that intersect to form right angles

Back

vertical angles

Front

A pair of opposite congruent angles formed by intersecting lines

Back

Scalene triangle

Front

a triangle with no congruent sides

Back

parallel lines

Front

lines in the same plane that never intersect

Back

Supplementary angles

Front

Two angles whose sum is 180 degrees

Back

Acute triangle

Front

A triangle that contains only angles that are less than 90 degrees.

Back

same side exterior angles

Front

two exterior angles on the same side of the transversal

Back

Segment bisector

Front

a segment, ray, line, or plane that intersects a segment at its midpoint

Back

same side interior angles

Front

two interior angles on the same side of the transversal

Back

Regular triangle

Front

All congruent sides and angles

Back

Right triangle

Front

a triangle with one right angle

Back

triangle sum theorem

Front

The sum of the measures of the interior angles of a triangle is 180 degrees

Back

corresponding angles

Front

Angles formed by a transversal cutting through 2 or more lines that are in the same relative position.

Back

Equilateral triangle

Front

A triangle with three congruent sides

Back

Isosceles triangle

Front

a triangle with at least two congruent sides

Back

Angle bisector

Front

a ray that divides an angle into two congruent angles

Back

vertex

Front

A point where two or more straight lines meet.

Back

Line

Front

1. A long thin mark on a surface. 2. A continuous extent of length, straight or curved, without breadth or thickness; the trace of a moving point. 3. Long, narrow mark or band.

Back

Linear Pair

Front

A pair of adjacent angles whose noncommon sides are opposite rays.

Back

Vertex angle

Front

The angle formed by the legs of an isosceles triangle.

Back

alternate exterior angles

Front

Angles that lie outside a pair of lines and on opposite sides of a transversal.

Back

alternate interior angles

Front

angles between 2 lines and on opposite sides of a transversal

Back

complementary angles

Front

Two angles whose measures add to 90 degrees.

Back

Congruent

Front

Having the same size and shape

Back

Line segment

Front

A part of a line with two endpoints

Back

adjacent angles

Front

Two angles that share a common side and have the same vertex

Back

similar figures

Front

Figures that have the same shape but not necessarily the same size

Back

transversal

Front

a line that intersects two or more coplanar lines at different points

Back

Midpoint

Front

A point that divides a segment into two congruent segments

Back

Vertical Angles

Front

A pair of opposite congruent angles formed by intersecting lines

Back

Obtuse triangle

Front

A triangle with one angle that is greater than 90 degrees.

Back