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\ - L \

Pairs01

Andles , - --1-

-1 A d j a c e n t biles.-- l i n e a r Pair --- V e r H t a l A n t i l e s

t f f l l l p J e m e n f B f J lD i l e s l-- -- -

S u p p lem en ta r y A n ile s

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Two angles that have a commonvertex and a common side, butno common interior points(next to .each oteherj

\ -'-\

A d j a c e n t ln i l e sl i n e a r P a i r

Verl i tal lni les .p le llle llfa fY I llite sS U P P lem e n ta r y A n i le s

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Twoadjacent angles whosenoncommon side6 form a..re.opposite rays. (They form al ine.)

l i n e a r P a i r, V e l - l i t a l A n i l e s

t ; a P l e m e n t a r y lBi les

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Two nonadjacent angles formedby tw o intersecting lines. Theyare always congruen t.

L1 and L4 are vertical anglesL2 and L3 are vertical angles

V e r f i t 8 1 1 n l ! I e sA n t l e s

\ - ' - \

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Two angles whoee measureshave the 6UIfl of.90.

mLA+mB=90

BA

\ - L \

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Two angles whose measureshave the sum of 180.

c

D

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