Answer:
29°: Acute 90°: Right 61°: Acute
Step-by-step explanation:
If an angle is less than 90 degrees, it is acute. If it is greater than 90 degrees, it is obtuse. If it is exactly 90 degrees, it is right.
Answer: Right triangle
Step-by-step explanation: One angle is 90 degrees, a right triangle is 90 degrees, so this is a right triangle.