Answer:

Step-by-step explanation:

I believe it's the first one
Answer:
C.76
Step-by-step explanation:
2x= 19
x= 9.5
8x =?
8(9.5)= ?
76= ?
Answer:
3 3/4
Step-by-step explanation:
i looked it up with https://www.calculator.net/fraction-calculator.html
Answer: p/4
Step-by-step explanation: you divide the whole perimeter by 4 because a square has 4 sides