Any number multiplied by one keeps its identity
Answer:

Step-by-step explanation:
Formula for the perimeter of a rectangle: 
Wow. ok, I didn't expect this to be a triangle question.
You would need to use cosine to solve this.
Side 1: 160<span> opposite angle: </span>58°
<span>Side 2: </span>180<span> opposite angle: </span>73°
<span>Side 3: </span>140<span> opposite angle: </span><span>48°</span>
Answer:
B
Step-by-step explanation:
too easy