In ΔABC, AB = AC and ∠B is more than 30o but less than 45o .Then m∠C cannot be
33o
37o
41o
30o
In the adjoining figure ΔBAC = 40o then the value of ∠ABC is
140o
70o
80o
100o
The vertex angle of an isosceles triangle is 50o then the base angles are?
50o
65o
55o
In the given figure AB = AC and AD⊥BC. Which criterion can be used to prove congruency of shaded and unshaded triangles.
SAS
SSS
ASA
RHS
If ∠Y = ∠Z, YZ = 12cm and perimeter of ΔXYZ = 38cm. Then length of XZ is
13 cm
12 cm
25 cm
cannot be determined
In an isosceles triangle if the vertex angle is twice the sum of the base angle, then the angles of the triangle are?
45o,45o, 90o
90o,45o, 90o
150o, 30o ,45o
30o, 30o,120o
In the adjoining figure ∠BAC = 40o then the value of ∠ACD is
120o
110o
90o
In the adjoining figure, ∠ ABC = ∠BDC = 90o & BD = DC then the value of ∠DBC is
45o
60o
If AB = AC and ∠A = 50o. Then measure of ∠ABC is
In an isosceles triangle if a base angle is twice the vertical, calculate the angles of the triangle
36o,72o , 72o
36,36,72o
72o, 72o ,72o
80o, 100o ,72o