R S Aggarwal Solutions for Chapter: Triangles, Exercise 1: EXERCISE 16A

Take three non-linear points $A, B$ and $C$ on a page of your notebook. Join $AB, BC$ and $CA$. What figure do you get? Name the side opposite to $\angle C$.

Take three non-collinear points $A, B$ and $C$ on a page of your notebook. Join $AB, BC$ and $CA$. What figure do you get? Name the angle opposite to the side $BC$.

Take three non-collinear points $A, B$ and $C$ on a page of your notebook. Join $AB, BC$ and $CA$. What figure do you get? Name the vertex opposite to the side $CA$.

Take three non-collinear points $A, B$ and $C$ on a page of your notebook. Join $AB, BC$ and $CA$. What figure do you get? Name the side opposite to the vertex $B$.

One of the angles of a triangle is $110°$ and the other two angles are equal. What is the measure of each of these equal angles?

Look at the figure given below. State whether the triangle is acute, right or obtuse.

Look at the figure given below. State whether the triangle is acute, right or obtuse.

The angles opposite to equal sides of an isosceles triangle are _____.