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CBSE Class 9 Answered

Solve question no. 35
Asked by vikasg13.hardware | 29 Dec, 2017, 11:55: AM
answered-by-expert Expert Answer
begin mathsize 16px style now space from space above space diagram sin space straight theta equals straight h over straight b straight h equals straight b space sinθ now space area space of space parallel to gm space is equals straight l cross times straight h equals straight l cross times straight b space sinθ equals straight A area space of space rectangle equals straight l cross times straight b equals straight B straight theta space is space acute now space sin space straight theta space can space take space value space between space 0 space to space 1 space so space straight A less than straight B end style
Answered by Arun | 29 Dec, 2017, 03:36: PM

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CBSE 9 - Maths
Prove that it in a quadrilateral each pair of opposite angles are equal them it is a paralleogram
Asked by chandininayak86 | 15 Dec, 2023, 07:36: AM
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CBSE 9 - Maths
If the diagonal of a parallelogram are equal,then show that it is a square.       .
Asked by sagrawal0081 | 31 Aug, 2023, 07:24: PM
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CBSE 9 - Maths
Please solve in fast
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Asked by seemarana8535 | 11 May, 2022, 04:17: PM
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CBSE 9 - Maths
what is ASA congruence rule
Asked by aziznoorani17 | 04 Jan, 2022, 11:32: AM
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CBSE 9 - Maths
ABCD is a trapezium in which ab is parallel to cd and ad is equal to bc
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Asked by vidyakashid7578 | 20 Sep, 2020, 01:36: AM
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CBSE 9 - Maths
IN TRIANGLE PQR,  ANGLE PQR =90 DEGREE  PR=10CM  S IS MIDPOINT OF PR. FIND LENGTH OF QS.
Asked by dvmathur | 22 Nov, 2019, 02:42: PM
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CBSE 9 - Maths
This Question is from chapter Quadrilaterals. EXPERTS, PLEASE ANSWER THIS AS SOON AS POSSIBLE If APB and CQD are two parallel lines then find the type of quadrilateral formed by the bisectors of the angles APQ, CPQ, QCP, and PQD.
Asked by prakash.sanyasi | 31 Oct, 2019, 11:27: PM
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CBSE 9 - Maths
This question is from CIRCLE chapter and the topic for this related question is CYCLIC QUADRILATERALS AC and BD are two chords of a circle which bisects each other. Prove that  (i) AC and BD are diameters of the circle (ii) ABCD is a rectangle  
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Asked by prakash.sanyasi | 21 Oct, 2019, 04:03: PM
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CBSE 9 - Maths
Prove that the diagonals of a rhombus are perpendicular to each other.
Asked by Topperlearning User | 16 Aug, 2017, 03:08: PM
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CBSE 9 - Maths
In the figure PQRS is a parallelogram and X, Y are the points on the diagonal QS, such that SX = QY. Prove that quadrilateral PYRX is a parallelogram.
Asked by Topperlearning User | 16 Aug, 2017, 03:09: PM
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