2-4 Angle Proofs Pt. 3

Presentation

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Mathematics

•

10th Grade

•

Medium

•

CCSS

7.G.B.5, HSG.CO.C.9, HSA.REI.A.1

Standards-aligned

Hannah Howard

Used 9+ times

FREE Resource

5 Slides • 13 Questions

2-4 Angle Proofs

Part 3

Multiple Choice

Vertical angles are always

acute

total 180 degrees

congruent (equal measures)

adjacent angles

Multiple Choice

angles that sum together to equal 90 degrees

def of congruence

def of supplementary angles

def of complementary angles

Multiple Choice

A geometric figure that divides an angle into two congruent halves

def of midpoint

def of segment bisector

def of angle bisector

Multiple Choice

Angles that sum together to equal 180 degrees

supplementary angles

complementary angles

congruent angles

Multiple Choice

if a=b, then b can be substituted for a in any equation or expression.

substitution POE

transitive POE

reflexive POE

symmetric POE

Multiple Choice

For any real number a, a=a

reflexive POE

transitive POE

def. of midpoint

def. of angle bisector

Multiple Choice

If a=b and b=c, then a=c

segment addition postulate

transitive POE

reflexive POE

def. of complementary angles

Multiple Choice

Angle Addition Postulate

Def. of Complementary Angles

Def of Angle Congruence

Def. of Segment Bisector

Multiple Choice

Def. of Segment Congruence

Angle Addition Postulate

Def, of Angle Bisector

Def. of Midpoint

Multiple Choice

The vertical angles theorem states that if two angles are vertical then they are _.

Complementary

Equal

Congruent

Supplementary

Multiple Choice

What theorem justifies this statement:
"If

\angle A\ and\ \angle B

form a right angle, then

\angle A\ and\ \angle B

are complementary."

Def. of complementary angles

Def of right angles

Complements theorem

Multiple Select

Select all theorems that justify this statement:
"If

\angle A\ and\ \angle B

form a linear pair, then

\angle A\ and\ \angle B

are supplementary."

Def. of Supplementary

Supplements Theorem

Linear Pairs Theorem

Multiple Choice

Given the following statement, what could you assume next?

If $\angle D$ is complementary to $\angle E$ , and $\angle F$ is complementary to $\angle E$ , then...

Transitive Property

$\angle D\ \cong\ \angle F$

$\angle D\ and\ \angle F\ are\ complementary$

Practice

Complete the practice on the next page of your packet. The answer key will be on the next slide to check your work. Do not go to the next slide until you complete it on your own.

2-4 Angle Proofs

Part 3

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