Question

classify the following triangle. check all that apply. 120° a. isosceles b. right c. acute d. scalene e. equilateral f. obtuse

Explanation:

Step1: Identify equal - side property

The triangle has two equal - length sides (indicated by the single hash marks), so it is isosceles.

Step2: Identify angle property

One of the angles is 120°, which is greater than 90° and less than 180°. So it is an obtuse - angled triangle.

Answer:

A. Isosceles
F. Obtuse