Class 9 Math All topics Quadrilaterals



If angles A, B, C and D of the quadrilateral ABCD, taken in order are in the ratio 3 : 7 : 6 : 4, then ABCD is a
(a)
rhombus
(b)
parallelogram
(c)
trapezium
(d)
kite
Correct answer: (c) 

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introduction to trigonometry
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functions
introduction to trigonometry
some applications of trigonometry
quadratic equations
arithmetic progressions