Question

classify each of the triangle according to its side and angle​

Answer 1

let us divide the answer into two parts:

part 1

side by side:

there are three types of triangles which are equilateral, isosceles, and scalene.

1. equilateral is triangle which has all sides equal and all angles equal.
2. isosceles is triangle which has two sides equal and third one is not equal.
3. scalene is a triangle which has all sides of different measures.

part 2

angle by angle

in this sub ppart also there are three types of triangles which are acute, obtuse, and right angled triangle.

1. acute angle triangle has one or two angles of measure less than 90.
2. obtuse angle triangle has one angle of measure 90 above.
3. right angle triangle has one angle of measure only 90 degrees.

I hope this answer would help you