Answer:
C should be the answer
Step-by-step explanation:
Answer:
To find the perimeter- add up all the sides
To find the area- multiply length times width
Step-by-step explanation:
-7≤ r+3 ≤+7
-7-3 ≤ r ≤ 7-3
-10 ≤ r ≤ 4
The answer to this question is sqrt(2)/2. Invoke the unit circle to derive this expression, or use special triangles and reference triangles.
