QUADRILATERALS

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QUADRILATERALS MADE BY : KEVAL SHAH CLASS: IX

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TRAPEZIUM DEFINE: A QUADRILATRE IN WHICH ONLY 1 PAIR OF OPP. SIDE IS PARALLEL IS CALLED A TRAPEZIUM A C D B 1) SUM OF TWO ANGLE IS 180 \A + \B = 180 \C + \D = 180

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PARALLELOGRAM A B C D PROPERTIES OPP. SIDE ARE EQUAL OPP. ANGLE ARE EQUALE THE SUM OF ADJ. ANGLE IS 180 DIAGONAL BISECT EACH OTHER DEFINE: A QUADRILATRE IN WHICH ONLY 2 PAIR OF OPP. SIDE IS PARALLEL IS CALLED A PARALLELOGRAM

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RHOMBUS DEFINE: A PALLALOROGRAM WITH ALL SIDE EQUAL IS CALLED RHOMBUS PROPERTIES :- ALL SIDE IS EQUAL OPP.ANGLE ARE EQUAL THE SUM OF ADJECENT ANGLE IS 180 DIAGONAL BISECT EACH OTHER AT RIGHT ANGLE (90º)

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RECTANGLE DEFINE: A PALLALOROGRAM WITH ALL ANGLES EQUAL IS CALLED RECTANGLE PROPERTIES :- ALL ANGLE ARE RIGHT ANGLE OPP SIDE ARE EQUAL THE SUM OF ADJECENT ANGLE IS 180 DIAGONAL BISECT EACH OTHER DIAGONAL ARE EQUAL A B C D

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SQUARE A B C D DEFINE: A PALLALOROGRAM WITH ALL SIDES & ANGLES EQUAL IS CALLED SQUARE PROPERTIES :- ALL SIDE IS EQUAL ALL ANGLE ARE EQUALE THE SUM OF ADJECENT ANGLE IS 180 DIAGONAL BISECT EACH OTHER AT RIGHT ANGLE (90º) DIAGONALARE EQUAL A D

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THANK YOU