Match the following

(1)

As we know, if one of the angles of the triangle is 90° then the triangle is right angle triangle.

Hence, The given triangle is a right angle triangle.

(1) – c

(2)

As we know, if one of the angles of the triangle is greater than 90° then the triangle is an obtuse angle triangle.

Hence, The given triangle is an obtuse angle triangle.

(2) – d

(3)

As we know, if all the sides of a triangle are of equal length then the triangle is an equilateral triangle.

Hence, The given triangle is a equilateral triangle.

(3) – a

(4)

As we know, if all the angles of the triangle are less than 90° then the triangle is acute angle triangle.

Hence, The given triangle is an acute angle triangle.

(4) – b