#### Study sets matching "geometry triangle proofs"

#### Study sets matching "geometry triangle proofs"

SSS (side, side, side)

ASA (angle, side, angle)

SAS (side, angle, side)

AAS (angle, angle, side)

If 3 sides of one triangle are congruent to the corresponding…

If two angles and the included side of one triangle are congr…

If two sides and the included angle of one triangle are congr…

If two angles and a side opposite one of the angles in one tr…

SSS (side, side, side)

If 3 sides of one triangle are congruent to the corresponding…

ASA (angle, side, angle)

If two angles and the included side of one triangle are congr…

Addition Postulate

Subtraction Postulate

Division Postulate

Supplement Theorem

If equal parts are added to equal parts, then their sums are…

If 2 equal parts are subtracted from 2 equal parts, then thei…

Halves of equals are equals

Supplements of congruent angles are congruent (write out defi…

Addition Postulate

If equal parts are added to equal parts, then their sums are…

Subtraction Postulate

If 2 equal parts are subtracted from 2 equal parts, then thei…

Angle Bisector

Segment Bisector

Midpoint

Perpendicular

Any line or part of aline that divides an angle into two cong…

Any line or part of a line that intersects a segment at the m…

A point that divides a segment into two congruent segments.

Two lines that intersect to form right angles.

Angle Bisector

Any line or part of aline that divides an angle into two cong…

Segment Bisector

Any line or part of a line that intersects a segment at the m…

side side side (SSS)

side angle side (SAS)

hypotenuse leg (HL)

angle angle side (AAS)

if three sides of one triangle are congruent to three sides o…

If two sides and the included angle are congruent to two side…

If the hypotenuse (the side across from the right angle) and…

If two angles and a non included side of one triangle are con…

side side side (SSS)

if three sides of one triangle are congruent to three sides o…

side angle side (SAS)

If two sides and the included angle are congruent to two side…

Segment Bisector

Angle Bisector

Intersecting Lines

Vertical Angles

Segment Bisector > midpoint... Midpoint > 2 = segments

Angle Bisector > 2 = angles

Intersecting Lines > Vertical Angles... Vertical Angles > 2 = A…

Vertical Angles > 2 = Angles

Segment Bisector

Segment Bisector > midpoint... Midpoint > 2 = segments

Angle Bisector

Angle Bisector > 2 = angles

Theorem

Proof

Inscribe

Equidistant

A known fact that has been previously proven

Deductive argument for a mathematical statement.

The verb that means: to draw the incircle.

Equal distance

Theorem

A known fact that has been previously proven

Proof

Deductive argument for a mathematical statement.

definition of congruence

definition of midpoint

definition of angle bisector

definition of perpendicular lines

having the exact same size and shape and there by having the…

the point that divides a segment into two congruent segments

the ray that divides an angle into two congruent angles

lines that intersect to form right angles or 90 degrees

definition of congruence

having the exact same size and shape and there by having the…

definition of midpoint

the point that divides a segment into two congruent segments

definition of congruency

definition of midpoint

definition of angle bisector

definition of perpendicular lines

having the exact same size and shape in there by having the e…

The point that divides a segment into two congruent segments

the Ray that divides an angle into two congruent angles

Lines that intersect to form right angles or 90°

definition of congruency

having the exact same size and shape in there by having the e…

definition of midpoint

The point that divides a segment into two congruent segments

SAS

SSS

ASA

AAS

requires two sides and an angle. The angle must be between th…

requires three sides

requires two angles and a side. The side must be between the…

requires two angles and a side. The side is not between the t…

SAS

requires two sides and an angle. The angle must be between th…

SSS

requires three sides

SAS

ASA

AAS

SSS

Two triangles are congruent if two sides in the included angl…

Two triangles are congruent if two angles and the included si…

Two triangles are congruent if two angles and the consecutive…

If three sides of one triangle are congruent to three sides o…

SAS

Two triangles are congruent if two sides in the included angl…

ASA

Two triangles are congruent if two angles and the included si…

Side-Side-Side (SSS) Congruence

Side-Angle-Side (SAS) Congruence

Angle-Side-Angle (ASA) Congruence

Angle-Angle-Side (AAS) Congruence

If three sides of one triangle are congruent to three sides o…

If two sides and the included angle of one triangle are congr…

If two angles and the included side of one triangle are congr…

If two angles and the non-included side of one triangle are c…

Side-Side-Side (SSS) Congruence

If three sides of one triangle are congruent to three sides o…

Side-Angle-Side (SAS) Congruence

If two sides and the included angle of one triangle are congr…

Midpoint

Segment bisector

Angle bisector

Perpendicular lines

A point that divides a segment into two congruent parts

A segment that divides a segment into two congruent parts

A segment that divides an angle into two congruent parts

Two lines that intersect to form right angles

Midpoint

A point that divides a segment into two congruent parts

Segment bisector

A segment that divides a segment into two congruent parts

Altitude of a triangle

Angle bisector of a triangle

Median of a triangle

Right angles

A line segment drawn from any vertex of a triangle ,perpendic…

A line segment that bisects any angle of the triangle and ter…

A line segment that joins any vertex of the triangle to the m…

all right angles are congruent

Altitude of a triangle

A line segment drawn from any vertex of a triangle ,perpendic…

Angle bisector of a triangle

A line segment that bisects any angle of the triangle and ter…

Congruence

Midpoint

Angle Bisector

Perpendicular Lines

having the exact same size and shape and there by having the…

the point that divides a segment into two congruent segments

the ray that divides an angle into two congruent angles

lines that intersect to form right angles or 90°

Congruence

having the exact same size and shape and there by having the…

Midpoint

the point that divides a segment into two congruent segments

Side Side Side Congruence (SSS)

Side Angle Side Congruence (SAS)

Angle Side Angle Congruence (ASA)

Angle Angle Side Congruence (AAS)

If three sides of one triangle are congruent to three sides o…

If two sides and the included angle of one triangle are congr…

If two angles and the included side of one triangle are congr…

If two angles and the non-included side of one triangle are c…

Side Side Side Congruence (SSS)

If three sides of one triangle are congruent to three sides o…

Side Angle Side Congruence (SAS)

If two sides and the included angle of one triangle are congr…

CPCTC

CSSPT

AA~

SAS~

Corresponding parts of congruent triangles ar congruent

Corresponding sides of similar triangles are proprtional

Angle angle similar

Side angle side similar

CPCTC

Corresponding parts of congruent triangles ar congruent

CSSPT

Corresponding sides of similar triangles are proprtional

what does a bisector do

what does a median do

what does a midpoint do

what does a perpendicular do

divides a line seg(or angle) into 2 congruent line seg(or ang…

divides a line seg(or angle) into 2 congruent line seg(or ang…

divides a line seg(or angle) into 2 congruent line seg(or ang…

creates right angles

what does a bisector do

divides a line seg(or angle) into 2 congruent line seg(or ang…

what does a median do

divides a line seg(or angle) into 2 congruent line seg(or ang…

SAS

SSS

ASA

HL

If two sides and the included angle of one triangle are congr…

If the three sides of one triangle is congruent to threats si…

If two angles and the included side of one triangle are congr…

If the hypotenuse and the leg of one triangle are congruent t…

SAS

If two sides and the included angle of one triangle are congr…

SSS

If the three sides of one triangle is congruent to threats si…

Definition of Congruence

Definition of Midpoint

Definition of Angle Bisector

Definition of Perpendicular Lines

Having the exact same size and shape and there by having the…

The point that divides a segment into two congruent segments

The ray that divides an angle into two congruent angles

Lines that intersect to form right angles or 90 degrees

Definition of Congruence

Having the exact same size and shape and there by having the…

Definition of Midpoint

The point that divides a segment into two congruent segments

Right Angle Congruence Theorem

Linear pair theorem

Definition of perpindicular lines

Adjacent

If two angles are right angles, then they are congruent. (Mus…

If two angles form a linear pair, then they are supplementary.

Perpindicular lines form right angles.

If two lines are perpinducular, then they form congruent adja…

Right Angle Congruence Theorem

If two angles are right angles, then they are congruent. (Mus…

Linear pair theorem

If two angles form a linear pair, then they are supplementary.

Reflective Property

Vertical Angles are Congruent

Right Angles are Congruent

Alternate Interior Angles or Parallel…

AB = BA When the triangles have an angle or side in common

When two lines are intersecting

When you are given right triangles and/or a square/ rectangle

When the givens inform you that two lines are parallel

Reflective Property

AB = BA When the triangles have an angle or side in common

Vertical Angles are Congruent

When two lines are intersecting

CPCTC

SSS

SAS

ASA

Corresponding Parts of Congruent Triangles are Congruent

Side Side Side - have to prove all 3 sides are congruent

Side Angle Side - 2 congruent sides with angles they create c…

Angle Side Angle - 2 congruent angles with the sides between…

CPCTC

Corresponding Parts of Congruent Triangles are Congruent

SSS

Side Side Side - have to prove all 3 sides are congruent

Midpoint

Bisector

Intersecting

Perpendicular

Cuts a segemt perfectly in half into 2 congruent parts

Cuts a segment or angle perfectly in half into 2 congruent pa…

Forms vertical angles that are congruent

Forms right angles that are congruent

Midpoint

Cuts a segemt perfectly in half into 2 congruent parts

Bisector

Cuts a segment or angle perfectly in half into 2 congruent pa…