Answer:
Perimeter: 18 Area: Unknown
Step-by-step explanation: Add all the sides together, 2+4+4+8= 18
Area is length x width, and we do not know which numbers are the length or width.
Answer:

Step-by-step explanation:







Answer: 38/100
Step-by-step explanation: Beacuse the 8 is in the hundrenths place you put it as the number out of a 100
4 + (6-1)d = 179
<span>4 + 5d = 179 </span>
<span>5d = 175 </span>
<span>d = 35</span>