Answer:
48 Inches
Step-by-step explanation:
Since 1 inch is equal to 2.54 centimeters, then you divide 121.92 by 2.54 to get 48 inches or 4 feet.
Answer:
a. 3x^2 = 81
x^2 = 27

Step-by-step explanation:
I think this is it, but i’m not sure about the last one