41.8k views
4 votes
How many triangles can be constructed with angles measuring 120°, 40°, and 10°?

A. One

B. None

C. More than one

User Gellweiler
by
8.6k points

2 Answers

6 votes
B.none because if you add up all the angles it doesn't equal 180 degrees

User Dave Swersky
by
7.8k points
3 votes
B. None.

The sum of the interior angles in a triangle always add up to 180°. In the question the angles add up to 170°, and therefore it is impossible to form a triangle with this interior angles.
User Ilkerkaran
by
7.9k points