MODULE 3-1 PRACTICE

TUESDAY AUGUST 27TH

TRANSVERSALS

PARALLEL LINES

WARM-UP (#’S 3 – 4)

3) SOLVE FOR “X” 4) SOLVE THE PROPORTION

7 14 4 19x x 2 8

3 3 3x x

3 14 19

3 33

11

x

x

x

8( 3) 2(3 3)

8 24 6 6

2 24 6

2 18

9

x x

x x

x

x

x

VOCABULARY LINEAR PAIR – A “PAIR” OF ADJACENT ANGLES

WHOSE NONCOMMON SIDES ARE OPPOSITE RAYS.

A LINEAR PAIR ADDS UP TO 1800

WHAT ARE OUR RULES??(USE THEOREMS OR POSTULATES)

A)FIND THE VALUE OF “X”

B)

FIND THE VALUE OF “X”

C)

FIND THE VALUE OF “X”

D)

FIND THE VALUE OF “X”

E)

FIND THE M CBY

TODAY’S CLASSWORK / HOMEWORK

P 82 #’S 6-11, AND 20-23 MAKE SURE YOU STATE THE THM OR POST ON 20-

23 CORRESPONDING ANGLES ALT INTERIOR ANGLES ALT EXTERIOR ANGLES SAME-SIDE INTERIOR ANGLES VERTICAL ANGLES SUPPLEMENTARY (LINEAR PAIR)

P 82 #’S 6-11, AND 20-23 ANSWERS

6) M KLM = 1150 20) X = 8; ALT EXT ANGLES M 1 & M 2 = 710

7) M VYX = 1000 21) X = 4; SAME SIDE INT ANGLES M 3 = 1030 M 4 = 770

8) M ABC = 1160 22) X = 2; ALT INT ANGLES M 4 & M 5 = 590

9) M EFG = 1020 23) X = 3; CORRESPONDING ANGLES M 1 & M 4 = 420

10) M PQR = 450

11) M STU = 900