Answer:
The answer to 2 is "acute".
The answer to 6 is "right triangle"
For 10, it actually is possible. An example is 50, 50, 80
Step-by-step explanation:
An acute triangle is when each angle is less than 90 degrees.
Any triangle with 90 degrees for one angle counts as a right triangle.
all angle measures in a triangle must add up to 180 degrees. Hope this helps!
It's B, because of the definition of a function.
Answer:

Step-by-step explanation:

State that the values where cos x is minimum:






Answer:
cDGKSc h
Step-by-step explanation: