Answer:
Step-by-step explanation:
wait i am kinda counfues help anyone?
Answer:
30
Step-by-step explanation:
Each exterior angle is 180 -168 = 12 degrees. The sum of them is 360, so there are ...
360/12 = 30
exterior angles, hence 30 sides to the polygon.
Answer: I believe the answer is A. That is is an rational number because 3/4+1/2=5/4 aka 1 and 1/4 which is rational because it terminates.
Step-by-step explanation:
Answer:

Step-by-step explanation:

4. .5 per ounce so 3.5 for 7 ounces
5. 7.5 degree every hour so 22.5 for 3 hours
6. 61 miles per hour so 305 for 5 hours