which angles ARE unique triangles

Question

responses

8m, 1m, 8m

90, 40, 40

10cm, 12cm, 22cm

Answer 1

The angles that form unique triangles are:

8m, 1m, 8m - This does not form a unique triangle because the angles are not specified.

90, 40, 40 - This does form a unique triangle because the angles are specified.

10cm, 12cm, 22cm - This does form a unique triangle because the sides are specified.