The answer for the question is 20.25
Answer:
409
Step-by-step explanation:
296 = 200 + 90 + 6
The value of the 9 is 90 in 296.
1/10 of 90 is 9. The only number that has a 9 in the units digit is 409.
The answer is letter c, also just a tip, all i had to do was ask siri :)
The three remaining slices would form 108 degrees.
Hope this helped (and that I was right) =P