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
One of the base angles of an isosceles triangle is 40^{o} then the vertex angle is?
100^{o}
80^{o}
40^{o}
50^{o}
In the given figure AC = AD and B is the midpoint of CD.Which of the following statement is correct?
ΔABC ≅ ΔABD(SSS)
ΔACB ≅ ΔABC (RHS)
ΔABC ≅ ΔEDC (RHS)
ΔADC ≅ ΔABD (RHS)
The vertex angle of an isosceles triangle is 50^{o} then the base angles are?
65^{o}
55^{o}
70^{o}
If ∠P = ∠R and PQ is more than 5 cm but less than 6 cm. Length of QR =
4.8 cm
5.7 cm
6.5 cm
6 cm
In the adjoining figure ΔBAC = 40^{o} then the value of ∠ABC is
140^{o}
In the adjoining figure, ∠ ABC = ∠BDC = 90^{o} & BD = DC then the value of ∠DBC is
45^{o }
30^{o}
60^{o}
90^{o}
If AB = AC and ∠B = 43^{o}. Then measure of ∠ACB is
47^{o}
43^{o}
94^{o}
In an isosceles triangle if a base angle is twice the vertical, calculate the angles of the triangle
36^{o},72^{o} , 72^{o}
36,36,72^{o}
72^{o}, 72^{o },72^{o}
80^{o}, 100^{o} ,72^{o}