Answer:
D) 28.762 cm
Step-by-step explanation:
Answer:
x is 55 and the perimeter is 120
Step-by-step explanation:
55+55 is 110 and 5+5 is 10 so that all adds up to 120
It appears that the digit 9 is prepended to each term of the sequence 5^(n-1).
The next two terms will be 5^5 and 5^6, each with 9 prepended: 93125 and 915625.