Finding Unknown Angles

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Presentation transcript:

Finding Unknown Angles

Math and Fairness Red batik Kosambi ? ? ? Good English

Known Angles A 4 equal sides N M B D C K L Opposite angles are equal . Known Angles A 4 equal sides N M B D C K L Opposite angles are equal The sum of angles between 2 parallel sides

Known Angles R Q Opposite sides are equal O P . Known Angles R Q Opposite sides are equal O P Opposite angles are equal The sum of angles between 2 parallel sides

Known Angles Pair of parallel sides K J H I . Known Angles Pair of parallel sides K J H I The sum of angles between 2 parallel sides

. UnKnown Angles The figure below is not drawn to scale. ABCD is parallelogram. BFE and CDE are straight lines. Find and EDF BEC. E A F D B C

. UnKnown Angles TEXTBOOK P.36 NO. 14

. UnKnown Angles The figure below is not drawn to scale. ABCD is parallelogram. AEF and BCF are straight lines. Find and AED CFE. A D E B C F

. UnKnown Angles WORKBOOK PP.24 – 26