mind activator 1. given rs = ut and rt = us. prove r = u.~

Parallelogram Prop Proofs October 04, 2017

Sep 279:33 PM

S

U

T

R

~ ~1. Given RS = UT and RT = US. Prove R = U.

2. Name 2 congruent and 2 supplementary angles to angle 1 in the image.

Mind Activator


Sep 168:30 PM

A quadrilateral with two pairs of parallel sides.Parallelogram Official Definition

opp. sides are || 1.


Sep 2710:02 PM

Hint: Before you start make a list of what you already know.

K L

MJ1 3

24Given: JKLM is a parallelogram

Prove: JK=LM, KL=MJ~~


Sep 2710:02 PM

x+5

3x 7

The following is a parallelogram, what is the value of x?Application

2.


Sep 2710:05 PM


Feb 237:56 PM

Theorem: If a quadrilateral is a parallelogram then its opposite angles are congruent

A = C and B = DConclusion

ABCD is a parallelogram find the value of x and y.Apply this theorem

x+26

2x 8x+86

3y + 21A

D C

B

opp. 's =~3.


Sep 2710:25 PM

Prove consecutive angles are supplementary

A and B are supplementary.

C and D are supplementary. B and C are supplementary.

D and A are supplementary.

Given that ABCD is a parallelogram.Prove:


Feb 238:59 PM

Theorem: If a quadrilateral is a

parallelogram then its consecutive angles are supplementary

Application

x+78x+18A

D C

BABCD is a parallelogram, what is the measure of angle B?

consecutive 's supp.4.

Unit


Feb 239:15 PM

What have we learned so far?

mind activator 1. given rs = ut and rt = us. prove r = u.~

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