# Study sets matching "geometry angles"

Vertical Angles

Alternate Interior Angles

Alternate Exterior Angles

Corresponding Angles

When two lines intersect, angles opposite each other are congr…

Angles inside parallel lines and on opposite sides of a transv…

Angles outside parallel lines and on opposite sides of a trans…

These angles match up, or are in the same "place" when two par…

Vertical Angles

When two lines intersect, angles opposite each other are congr…

Alternate Interior Angles

Angles inside parallel lines and on opposite sides of a transv…

congruent angles

corresponding angles

adjacent angles

vertical angles

angles that have the same measure

Angles that have the same position on two different parallel l…

Share a common vertex, a common side and no common interior po…

A pair of opposite congruent angles formed by intersecting lin…

congruent angles

angles that have the same measure

corresponding angles

Angles that have the same position on two different parallel l…

vertex

adjacent angles

linear pair

vertical angles

the Endpoint where the rays join in an angle

Angles that have a common side and a common vertex (corner poi…

A pair of adjacent angles whose non-common sides are opposite…

A pair of opposite congruent angles formed by intersecting lin…

vertex

the Endpoint where the rays join in an angle

adjacent angles

Angles that have a common side and a common vertex (corner poi…

angle

vertex

rays or arms

protractor

the space (measured in degrees) between to lines that come tog…

the point where two points meet

the angular point where arms or rays meet

instrument for measuring angles

angle

the space (measured in degrees) between to lines that come tog…

vertex

the point where two points meet

Right Angle

Straight Angle

Acute Angle

Obtuse Angle

An angle that measures exactly 90 degrees.

An angle that measures exactly 180 degrees.

An angle that measures less than 90 degrees.

An angle that measures between 90 degrees and 180 degrees.

Right Angle

An angle that measures exactly 90 degrees.

Straight Angle

An angle that measures exactly 180 degrees.

Ray

Vertex

Angle

Acute Angle

segment of a line with one endpoint

point where two or more rays or line segments meet

A figure formed by two rays with a common endpoint called the…

An angle that measures greater than 0 degrees and less than 90…

Ray

segment of a line with one endpoint

Vertex

point where two or more rays or line segments meet

Vertex

Right angle

Acute angle

Obtuse angle

an angle that is formed by two rays that share a common endpoi…

90 degree angle

An angle with a measure greater than zero and less than 90 deg…

Any angle that measures greater than 90 degrees but less than…

Vertex

an angle that is formed by two rays that share a common endpoi…

Right angle

90 degree angle

acute angle

right angle

obtuse angle

adjacent angles

an angle that measures less than 90 degrees

an angle that measures 90 degrees

An angle that measures more than 90 degrees but less than 180…

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

acute angle

an angle that measures less than 90 degrees

right angle

an angle that measures 90 degrees

linear pair

vertical angles

complementary angles

supplementary angles

supplementary angles that are adjacent

a pair of non adjacent angles formed by two intersecting lines

two angles w a sum of 90

two angles that add to 180

linear pair

supplementary angles that are adjacent

vertical angles

a pair of non adjacent angles formed by two intersecting lines

Right Angle

Congruent

Parallel lines

Acute

an angle that measures 90 degrees

Having the same size and shape

They never touch and stay the same distance apart

An angle less than 90 degrees

Right Angle

an angle that measures 90 degrees

Congruent

Having the same size and shape

Right Angle

Obtuse Angle

Acute Angle

Straight Angle

An angle with a measure of 90

An angle with a measure greater than 90 but less than 180

An angle with a measure less than 90 but greater than 0

An angle with a measure of 180

Right Angle

An angle with a measure of 90

Obtuse Angle

An angle with a measure greater than 90 but less than 180

Adjacent Angles

Vertical Angles

Linear Pair

Complementary Angles

two angles NEXT to each other with a COMMON vertex

Two angles CROSSING each other from INTERSECTING lines

Two ADJACENT angles that form a LINE

Angles that add up to 90 degrees

Adjacent Angles

two angles NEXT to each other with a COMMON vertex

Vertical Angles

Two angles CROSSING each other from INTERSECTING lines

Supplementary Angles Example

Two angles whose sum is 180 degrees

Complementary Angles Example

Two angles whose sum is 90 degrees

Supplementary

Complementary

Supplementary Angles Example

Two angles whose sum is 180 degrees

Supplementary

Perpendicular Lines

Right angle

Acute angle

Obtuse angle

Lines that intersect to form four right angles.

A 90 degree angle

An angle between 0 and 90 degrees

An angle between 90 and 180 degrees

Perpendicular Lines

Lines that intersect to form four right angles.

Right angle

A 90 degree angle

Angle

Vertex

Acute Angle

Obtuse Angle

two rays with a common endpoint

the common endpoint of two rays ... that form an angle

An angle whose measure in degrees is between 0 and 90

An angle whose measure in degrees is between 90 and 180

Angle

two rays with a common endpoint

Vertex

the common endpoint of two rays ... that form an angle

Angle

Right Angle

Acute Angle

Obtuse Angle

Two rays with a common endpoint form an angle.

An angle that measures exactly 90*.

An angle with a measure greater than 0

**and less than 90**.Any angle that measures greater than 90

**but less than 180**.Angle

Two rays with a common endpoint form an angle.

Right Angle

An angle that measures exactly 90*.

Vertical Angles

Adjacent Angles

Complementary Angles

Supplementary Angles

2 angles whose sides form two pairs of opposite rays (straight…

2 angles that share a common vertex, a common side and no comm…

2 angles the sum of whose measures is 90°.

angles the sum of whose measures is 180°

Vertical Angles

2 angles whose sides form two pairs of opposite rays (straight…

Adjacent Angles

2 angles that share a common vertex, a common side and no comm…

Adjacent Angles

Complementary Angle

Congruent Angles

Supplementary Angles

Angles in the same plane that have a common vertex and a commo…

Two angles whose sum is 90 degrees

Having the same size and shape. Angles with equal measurement.

Two angles whose sum is 180 degrees

Adjacent Angles

Angles in the same plane that have a common vertex and a commo…

Complementary Angle

Two angles whose sum is 90 degrees

Acute angle

Obtuse angle

Straight angle

Reflex angle

an angle which is less than 90 degrees.

an angle which is greater than 90 degrees but less than 180 de…

an angle which is 180 degrees

an angle which is greater than 180 degrees but less than 360 d…

Acute angle

an angle which is less than 90 degrees.

Obtuse angle

an angle which is greater than 90 degrees but less than 180 de…