The Triangle an...

Mark the correct alternative of the following.
In figure, the value of x is?

A triangle having sides of different lengths is called

In an isosceles triangle, one angle is $$70^{o}$$. The other two angles are of
(i) $$55^{o}$$ and $$55^{o}$$
(ii) $$70^{o}$$ and $$40^{o}$$
(iii) any measure
In the given option(s) which of the above statements(s) are true?

In a triangle, one angle is of $$90^{o}$$. Then
(i) The other two angles are of $$45^{o}$$ each
(ii) In remaining two angles, one angle is $$90^{o}$$ and other is $$45^{o}$$
(iii) Remaining two angles are complementary 

In $$\Delta PQR$$,

If the exterior angle of a triangle is $$130^{o}$$ and its interior opposite angles are equal, then measure of each interior opposite angle is

Which of Which of the following statements is not correct?

In Fig. $$BC = CA$$ and $$\angle A = 40$$. Then, $$\angle ACD$$ is equal to

If an isosceles triangle, each of the base angles is $$40^o$$, then the triangle is

From Fig., the value of $$x$$ is