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
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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
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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
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Example JEPT is a ||’ogram. m T =80o, find J,
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Unformatted text preview: E, &amp; 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, &amp;amp;amp; P. J E T 80 o m...

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