Triangles - Olympiad Level MCQ, Class 9 Mathematics - Class 9 MCQ

In Δ ABC if  ∠B = 45°, ∠ C = 65°, and the bisector of ∠BAC meets BC at P. Then the ascending order

of sides is :-

In a ΔABC if 2∠ A = 3 ∠ B = 6 ∠ C then ∠ A ∠ B ∠ C are :

By which congruency property, the two triangles connected by the following figure are congruent :-

In ΔABC, AB = AC and AD is perpendicular to BC. State the property by which ΔADB ≌ADC :-

State the property by which ΔADB ≌ADC in the following figure :-

In the given figure if AD = BC and AD || BC, then :

In the figure given below, find the measure of the angles denoted by x,y, z,p,q and r.

An exterior angle of a triangle is equal to the sum of two _________ angles :-

In the following, the set of measures which can form a triangle :-

Sum of any two sides of a triangle is always __________ third side in a triangle :-

Can 90°, 90° and 20° form a triangle ?

In the given figure it is given that AB = CF, EF = BD and Ð AFE = Ð DBC. Then DAFE congruent to DCBD by which criterion ?