Two lines are respectively perpendicular...

Two lines are respectively perpendicular to two parallel lines. Show that they are parallel to each other.

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MODERN PUBLICATION-LINES AND ANGLES-EXERCISE

In fig. what is the value of x?
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In fig. if BP||CQ and AC=BC, then the measure of x is
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In figure if AB||CD||EF,PQ||RS, angleRQD=25^@ and angleCQP=60^@ then a...
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Prove that if one angle of a triangle is equal to the sum of the other...
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An exterior angle of a triangle is less than either of its interior op...
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The angles of a triangle are in the ratio 5:3:7. the triangle is
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If one of the angles of a triangles is 130^@, then the angle between t...
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In the given figure POQ is a line. The value of x is
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Angles of a triangle are in the ratio 2:4:1 smallest angle of the tria...
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In fig. PQ||ST=110^@, and angleRST=130^@, find angleQRS
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Which type of angle has measure greater than 180^@ but less than 360^@...
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In the fig. find x and y if x-y=70^@
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In triangleABC, if angleA=12, angleB=15, angleC find all the angles of...
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Two lines are respectively perpendicular to two parallel lines. Show t...
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A triangle ABC is right angled at A. AM is drawn perpendicular to BC. ...
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In the fig. bisectors AP and BQ of the alternate interior angles and p...
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If O is a point inside a triangleABC, prove that angleBOC=angleBAC+ang...
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A triangle can have two acute angles.
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Prove that through a given point, we can draw only perpendicular to a ...
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In the fig. angleQ>angleR, PA is the bisector of angleQPR and PMbotQR....
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