S No. Topic Video
31 7.3 Q5 ABC is an isosceles triangle with AB = AC. Draw AP perp to BC to show that angle B = angle C
32 7.4 Q1 Show that in a right angled triangle, the hypotenuse is the longest side.
33 7.4 Q2 Sides AB and AC of tri ABC are extended to points P and Q respectively. Also, angle PBC smaller than angle QCB. Show that AC bigger than AB.
34 7.4 Q3 Angle B smaller than angle A and angle C smaller than angle D. Show that AD smaller BC.
35 7.4 Q4 AB and CD are respectively the smallest and longest sides of a quadrilateral ABCD. Show that Angle A bigger than angle C and angle B bigger than angle D.
36 7.4 Q5 PR bigger than PQ and PS bisects angle QPR. Prove that angle PSR bigger than angle PSQ.
37 7.4 Q6 Show that of all line segments drawn from a given point not on it, the perpendicular line segment is the shortest.
Topic/Video

31 7.3 Q5 ABC is an isosceles triangle with AB = AC. Draw AP perp to BC to show that angle B = angle C

32 7.4 Q1 Show that in a right angled triangle, the hypotenuse is the longest side.

33 7.4 Q2 Sides AB and AC of tri ABC are extended to points P and Q respectively. Also, angle PBC smaller than angle QCB. Show that AC bigger than AB.

34 7.4 Q3 Angle B smaller than angle A and angle C smaller than angle D. Show that AD smaller BC.

35 7.4 Q4 AB and CD are respectively the smallest and longest sides of a quadrilateral ABCD. Show that Angle A bigger than angle C and angle B bigger than angle D.

36 7.4 Q5 PR bigger than PQ and PS bisects angle QPR. Prove that angle PSR bigger than angle PSQ.

37 7.4 Q6 Show that of all line segments drawn from a given point not on it, the perpendicular line segment is the shortest.

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