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CBSE Class 9 Answered

what is quadrilaterals  
Asked by deepakrim74 | 09 Mar, 2019, 08:08: PM
answered-by-expert Expert Answer
A quadrilateral is a closed figure obtained by joining four points (with no three points collinear) in an order.
 
Go through the resources here,
https://images.topperlearning.com/topper/revisionnotes/293_Topper_21_101_1_3_78_Quadrilaterals_up201807061121_1530856262_521.pdf?v=0.0.1
Answered by Thiyagarajan K | 09 Mar, 2019, 11:19: PM

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CBSE 9 - Maths
each side of square field ABCD is 50 m long, length of diagonal field is (route 2 =1.414
Asked by jahnavinehra | 03 Jul, 2022, 11:19: AM
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diagonal AC of a parallelogram ABCD bisects ∆A . i . it biseets ∆C also ii . ABCD is a rhombus
Asked by sanskritiraghudev | 19 Feb, 2022, 09:38: AM
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CBSE 9 - Maths
Why is'nt the angle sum property true for a concave quadrilateral even when we can divide it into two triangles
Asked by katariayash1212 | 16 Jan, 2020, 07:06: PM
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CBSE 9 - Maths
what is quadrilaterals  
Asked by deepakrim74 | 09 Mar, 2019, 08:08: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 9 - Maths
Why is the angle sum property not applicable to concave quadrilateral?(please explain briefly and if possible with proof and example) Thank you.
Asked by hk.sachdev | 09 Jan, 2019, 08:56: PM
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CBSE 9 - Maths
In a quadrilateral ABCD, the line segments bisecting C and D meet at E. Prove that A + B = 2 CED.
Asked by Topperlearning User | 16 Aug, 2017, 02:17: PM
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CBSE 9 - Maths
In the given figure, PQRS is a quadrilateral in which PQ is the longest side and RS is the shortest side. Prove that R > P.
Asked by Topperlearning User | 16 Aug, 2017, 02:17: PM
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CBSE 9 - Maths
The angles of a quadrilateral are in the ratio 3: 5: 9: 13. Find all the angles of the quadrilateral.
Asked by Topperlearning User | 16 Aug, 2017, 02:25: PM
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CBSE 9 - Maths
In the given figure, LMNQ is a parallelogram in which L = 75o and QMN = 60o. Find NQM and LQM.
Asked by Topperlearning User | 16 Aug, 2017, 02:19: PM
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CBSE 9 - Maths
In the figure, PQRS is a trapezium in which PQ  SR. if P = 55o and Q = 70o, find R andS.
Asked by Topperlearning User | 16 Aug, 2017, 02:24: PM
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