NCERT Solutions Class 9 Mathematics Chapter 7 Triangles
Exercise 7.1 Q.1) In quadrilateral π΄πΆπ΅π·, π΄πΆ = π΄π· and AB bisects β A (see Fig.). Show that π₯π΄π΅πΆ β π₯π΄π΅π·. What can you say about BC and BD? Sol.1) Given, AC = AD and AB bisects β π΄ To prove, π₯π΄π΅πΆ β π₯π΄π΅π· Proof, In π₯π΄π΅πΆ and π₯π΄π΅π·, AB = AB (Common) AC = AD (Given) β πΆπ΄π΅β¦
CBSE Class 9 Maths Triangles MCQs
Question. Line segment joining the mid point of any side with the opposite vertex is (a) altitude (b) median (c) perpendicular bisector (d) angle bisector Question. The length of perpendicular drawn from the opposite vertex to any side is (a) altitude (b) median (c)β¦
CBSE Class 9 Mathematics Triangles Notes
IX Mathematics Chapter 7: Triangles Chapter Notes Top Definitions 1. Two figures are congruent, if they are of the same shape and of the same size. 2. Two figures are similar, if they are of the same shape but of different size. 3. SAS congruence rule: Twoβ¦