24. 1.00000000
25. 2.9678900522
26. 1.1950500000000
In problems like this the outer and inner part are in equal ratio
Answer:

Step-by-step explanation:
A pentagon's angle all add up to 540


Answer: C. 3, 11, 23, 31
Step-by-step explanation:
None of these can be divided by anything except themselves and 1.