Question

In triangle ABC, m∠BAC = 50°.
If m∠ACB = 30°, then the triangle is (Obtuse or right) triangle.
If m∠ABC = 40°, then the triangle is (Acute or right) triangle.

Answer 1

If m∠ACB = 30°, then the triangle is Right triangle.

If m∠ABC = 40°, then the triangle is Acute triangle.

Answer 2

Answer:

right angle

Acute angle...