# mathsphy Maths NO MORE scary

S No. Topic Video
21 6.2 Q9 ABCD is a trapezium in which AB || DC and its diagonal.... Show that AO/BO = CO/DO.
22 6.2 Q10 The diagonals of a quadrilateral ABCD intersect each other at the point O.....Show that ABCD is a trapezium
23 6.3 Q1 State which pairs of triangles are similar. Write the similarity criterion used by you for answering the question....
24 6.3 Q2 Triangle ODC ~ Tri OBA, Angle BOC = 125° and Angle CDO = 70°. Find Angle DOC, Angle DCO and Angle OAB.
25 6.3 Q3 Diagonals AC and BD of a trapezium ABCD with AB || DC intersect each other....show that OA/OC = OB/OD
26 6.3 Q4 QR/QS = QT/PR and Angle 1 = Angle 2. Show that Triangle PQS ~ TriangleTQR.
27 6.3 Q5 S and T are point on sides PR and QR of Triangle PQR such that Angle P = Angle RTS. Show that Triangle RPQ ~ Triangle RTS.
28 6.3 Q6 If Triangle ABE congruent to Triangle ACD, show that Triangle ADE ~ Triangle ABC.
29 6.3 Q7 Altitudes AD and CE of Triangle ABC intersect each other at the point P. Show that: Tri. AEP ~ Tri. CDP.....
30 6.3 Q8 E is a point on the side AD produced of a parallelogram ABCD and BE intersects CD at F. Show that Tri. ABE ~ Tri. CFB.
Topic/Video

21 6.2 Q9 ABCD is a trapezium in which AB || DC and its diagonal.... Show that AO/BO = CO/DO.

22 6.2 Q10 The diagonals of a quadrilateral ABCD intersect each other at the point O.....Show that ABCD is a trapezium

23 6.3 Q1 State which pairs of triangles are similar. Write the similarity criterion used by you for answering the question....

24 6.3 Q2 Triangle ODC ~ Tri OBA, Angle BOC = 125° and Angle CDO = 70°. Find Angle DOC, Angle DCO and Angle OAB.

25 6.3 Q3 Diagonals AC and BD of a trapezium ABCD with AB || DC intersect each other....show that OA/OC = OB/OD

26 6.3 Q4 QR/QS = QT/PR and Angle 1 = Angle 2. Show that Triangle PQS ~ TriangleTQR.

27 6.3 Q5 S and T are point on sides PR and QR of Triangle PQR such that Angle P = Angle RTS. Show that Triangle RPQ ~ Triangle RTS.

28 6.3 Q6 If Triangle ABE congruent to Triangle ACD, show that Triangle ADE ~ Triangle ABC.

29 6.3 Q7 Altitudes AD and CE of Triangle ABC intersect each other at the point P. Show that: Tri. AEP ~ Tri. CDP.....

30 6.3 Q8 E is a point on the side AD produced of a parallelogram ABCD and BE intersects CD at F. Show that Tri. ABE ~ Tri. CFB.