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Parallel Lines And Transversals Free Doubts and Solutions

CBSE - IX - Mathematics - Lines and Angles

FIND X AN D Y

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Asked by yogeshc2 1st June 2018, 4:48 PM
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CBSE - IX - Mathematics - Lines and Angles

prove that two lines that are respectivelyperpendicular to two intersecting lines intersect erach other  

Asked by geetika123dcmc.com 11th February 2018, 6:30 PM
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CBSE - IX - Mathematics - Lines and Angles

l1 ll l2 and m1 ll m2 prove that angle 1 =angle2.

Asked by Khushi 28th August 2016, 1:56 PM
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CBSE - IX - Mathematics - Lines and Angles

A TRIANGLE ABC IS RIGHT ANGLED AT A.  L IS A POINT ON BC SUCH THAT AL IS PERPENDICULAR TO BC .PROVE THAT ANGLE BAC=ANGLE ACB

Asked by vrishti TOKAS 28th July 2015, 8:30 PM
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CBSE - IX - Mathematics - Lines and Angles

Prove that two lines that are respectively perpendicular to two intersecting lines intersect each other.

Asked by SIDDHARTH SHARMA 13th September 2014, 11:50 PM
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CBSE - IX - Mathematics - Lines and Angles

Prove that through a given point , we can draw only one perpendicular to a given line .

Asked by SIDDHARTH SHARMA 13th September 2014, 11:47 PM
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CBSE - IX - Mathematics - Lines and Angles

what isthe justifications for the questionasked in video part 3 in parallel and transversal topic
 

Asked by sanatkothari99 25th July 2014, 10:01 PM
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CBSE - IX - Mathematics - Lines and Angles

In triangle ABC angle B=45, angle=55 & AD bisects angle A, find angle ADB &angle ADC

Asked by sarubhatia6 5th July 2014, 8:52 PM
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CBSE - IX - Mathematics - Lines and Angles

In figure, PQ||SR, SQR = 25o, QRT = 65 o, find x and y:

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

In fig., if PQ||RS and PXM = 50° and MYS = 120°, find the value of x.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

l, m and n are parallel lines intersected by transversal 't' at A, B and C respectively. Find the measure of 1, 2 and 3. Give reasons.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

In figure, find the value of x and y and then show that AB||CD.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

If l, m, n are three lines such that l||m and n l. Prove that n m.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

Two unequal angles of a parallelogram are in the ratio 2:3. Find all the angles in degrees.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

Prove that the bisectors of vertically opposite angles are in a straight line.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

Prove that if two lines are perpendicular to the same line, are parallel to each other.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

Show that in the given figure, AB || EF.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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CBSE - IX - Mathematics - Lines and Angles

In figure, Syntax error from line 1 column 49 to line 1 column 73. Unexpected '<mstyle '. is an isosceles triangle with LM = LN, and LP bisects NLQ, prove that LP|| MN.

Asked by Topperlearning User 20th May 2014, 2:52 PM
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CBSE - IX - Mathematics - Lines and Angles

If two lines are intersected by a transversal in such a way that the bisector of a pair of angles are parallel, show that the two lines are parallel.

Asked by Topperlearning User 4th December 2013, 10:27 AM
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CBSE - IX - Mathematics - Lines and Angles

If a transversal intersects two parallel lines, then prove that each pair of consecutive interior angles are supplementary.

Asked by Topperlearning User 4th December 2013, 10:06 AM
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CBSE - IX - Mathematics - Lines and Angles

Asked by Topperlearning User 4th December 2013, 12:01 AM
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