Answer:
The smallest possible side length is around 21.3.
Step-by-step explanation:
Equilateral triangles have 3 sides of equal lengths.
65 ÷ 3 =
or 21.333
Answer:
c. 
Explanation:

Here "a" refers to side length.
<u>using this formula:</u>
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Answer: 15
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Step-by-step explanation:
The answer in standard form is (x+5/2)^2+(y-2)^2=1
Answer:
161
Step-by-step explanation: