Sqrt7 / sqrt 11 = sqrt7/11
Answer: 
Step-by-step explanation:
Let the smallest angle be x.
Then, the middle angle is x+30.
The largest angle is 2x+30.
Angles in a triangle add to 180 degrees, so:

So, the angles measure 
Answer:
B: 7 ft
Step-by-step explanation:
the diameter is twice the radius
: 3.5 ft ×2
=7 ft
Answer: just use a calculator ._.
Step-by-step explanation:
-0.002 is the percentage hope this helped:)