Answer:
I think it's A. I may be wrong tho.
The steps and final answer is shown in the attached image. I wrote it there so I could write out complex algebraic formulas. Let me know if you have any questions about any of the steps. Thank you.
Answer:
The first choice
Step-by-step explanation:
A triangle is a polygon with three edges and three vertices. It is one of the basic shapes in geometry. A triangle with vertices A, B, and C is denoted.<span>A </span>triangle<span> with all sides equal is called equilateral, a</span>triangle<span> with two sides equal is called isosceles, and a</span>triangle<span> with all sides a different length is called scalene.</span>
Answer:
false
Step-by-step explanation: