R. D. Sharma Solutions for Chapter: Properties of Triangles, Exercise 1: EXERCISE

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? Also, name the side opposite to $\angle B$.
 

A triangle has_____ parts. (three/four/five/six)

A triangle whose no two sides are equal is known as a _____ triangle.

A triangle whose two sides are equal is known as a/an _____ triangle.

A triangle whose all the sides are equal is known as a/an _____ triangle.

A triangle whose one angle is a right angle is known as _____ triangle. (right/ scalene/ isosceles)

A triangle whose all the angles are of measure less than $90°$ is known as a/an _____-angled triangle.

A triangle whose one angle is more than $90°$ is known as a/an _____ triangle.