Answer:
About 64.65 degrees
Step-by-step explanation:


Make sure your calculator is in degree mode.
Answer:
If I'm correct I think 4 is the polygon
Answer:
4 minutes
Step-by-step explanation:
The value of 7k "minutes past nine" is the same as 8k" minutes to ten".
Since there are 60 minutes in an hour and 9 and 10 fall in between the same hour, this means that:
7k = 60 - 8k
7k + 8k = 60
15k = 60
k = 60 / 15
k = 4 minutes
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n+5=9 is the answer for this