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Home /Doubts and Solutions/CBSE/Class 9/Mathematics/Areas Of Parallelograms And Triangles

Areas Of Parallelograms And Triangles Free Doubts and Solutions

CBSE - IX - Mathematics - Areas of Parallelograms and Triangles

In the given figure PQ is parallel to SR AND SR is parallel to TU,PS is parallel to QT and ST is parallel to PU.Prove that :ar(STUL)=ar(PQRS).

Asked by abinash.gupta003 30th January 2017, 11:20 AM
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CBSE - IX - Mathematics - Areas of Parallelograms and Triangles

differentiate between base angle and vertex angle of a triangle . construct an equilateral triangle of side 2.5cm . name its base angles and vertex angle .

Asked by R.S.CHAUHAN 7th March 2016, 6:41 PM
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CBSE - IX - Mathematics - Areas of Parallelograms and Triangles

what would be the length of the third side of an isosceles triangle if the length of the other two sides are 5cm and 11cm. justify your answer.

Asked by krishan_5 3rd March 2016, 7:32 AM
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CBSE - IX - Mathematics - Areas of Parallelograms and Triangles

In a quadrilateral ABCD it is being given that M is the midpoint of AC.Prove that ar(ABMD)=ar(DMBC)

Asked by suprakash 23rd December 2015, 10:41 PM
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CBSE - IX - Mathematics - Areas of Parallelograms and Triangles

Differentiate between base angle and vertex angle with the help of a suitable diagram. Also draw an equilateral traingle of 5 cm and label its base angle and vertex angle.
 

Asked by vatsalchoudhary41 13th March 2015, 12:21 PM
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CBSE - IX - Mathematics - Areas of Parallelograms and Triangles

PQRS is a parallelogram. QA bisects angle pqr and meet PS at A. A straight line through R and parallel to QA meets PQ produced at B and PS produced at C. Prove that traingle PBC is an isosceles triangle. Please give it fast. Tommorow is my exam.

Asked by vatsalchoudhary41 13th March 2015, 9:02 AM
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CBSE - IX - Mathematics - Areas of Parallelograms and Triangles

In the given figure,P,Q and R are the mid-points of sides AB,BC and AC of triangle ABC respectively. CS is drawn parallel to BA to meet PR produced in S. Prove that QRSC is a parallelogram.

Asked by bis0584 2nd March 2015, 12:56 PM
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CBSE - IX - Mathematics - Areas of Parallelograms and Triangles

ABCD is a rhombus with angle A = 670. If DEC is an equilateral triangle, then calculate i)angle CBE and ii)angle DBE

Asked by geethasree.vani5 15th February 2015, 12:59 AM
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CBSE - IX - Mathematics - Areas of Parallelograms and Triangles

Sir, please in need the solution of this question. please give me its solution as soon as possible.

Asked by Varsha 28th January 2015, 7:22 PM
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