Answer:
Obtuse
Step-by-step explanation:

Since the hypotenuse is bigger, the triangle is obtuse
0.9
0.947
1.268
1.5
That's the order from least to greatest
Answer:
.0043076923076923
Step-by-step explanation:
Cos(t/2) I got .45 is that what you were looking for or do I need to plug it into the equation up top? can you give me notes of something? cos( -9/11/2) = .45