6.2 Props of ll'ograms

# 6.2 Props of ll'ograms - ∠ E& ∠ P J E T 80 o m ∠...

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6.2 Properties of Parallelograms Pg 330

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Parallelogram Parallelogram- a quadrilateral with both pairs of opposite side parallel. A B C D >> >> < Seg AB ll seg DC And Seg AD ll seg BC
Naming a Parallelogram ABCD

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Thm 6.2 If a quadrilateral is a ||’ogram, then its opposite sides are 2245 . Q P R S >> < seg PQ 2245 seg RS and seg SP 2245 seg QR
Example ABCD is a parallelogram. AB=14cm. What is CD=? 14

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Thm 6.3 If a quad is a ||’ogram the its opposite s are 2245 . Q R P ) ( )) (( P 2245 R and Q 2245 S
Example JEPT is a ||’ogram. m T =80o, find J,

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Unformatted text preview: ∠ E, & ∠ P. J E T 80 o m ∠ J= 100 m ∠ E=80 m ∠ P=100 Thm 6.4 If a quad is a ||’ogram, then the consecutive 6 s are supplementary. A B C D mBA + mBB = 180 o mBB + mBD = 180 o mBD + mBC = 180 o mBC + mBA = 180 o Thm 6.5 • If a quad is a ||’ogram then its diagonals bisect each other. Q R P M Seg QM 2245 seg SM, and Example ||’ogram QRST has diagonals seg QS and seg RT intersecting at W. Find WT and WS. Q R T W 15 5 12 WT=12 WS=5 Assignment Assignment...
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6.2 Props of ll'ograms - ∠ E& ∠ P J E T 80 o m ∠...

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