Triangles

1. Classify $\triangle A B C$ by its angles.

Choose 1 answer:

(A) Acute triangle

(B) Obtuse triangle

(C) Right triangle

2. Classify $\triangle J K L$ by its angles.

Choose 1 answer:

(A) Acute triangle

(B) Obtuse triangle

(C) Right triangle

3. Classify $\triangle D E F$ by its angles.

Choose 1 answer:

(A) Acute triangle

(B) Obtuse triangle

(C) Right triangle

4. Which figure is an acute triangle?

Choose 1 answer: