Answer:
It would be -13
Step-by-step explanation:
Answer:
Step-by-step explanation:

S = (n-2) x 180 to find the total angles.
5-2*180
3*180
540
540-86-140-138-59=117
Answer:
6 Cubed
=
216
Step-by-step explanation:
6 Cubed
=
216
Answer:
19.5 miles per hour
Step-by-step explanation:
We need to change 20 minutes to hours
1 hours = 60 minutes
20 minutes * 1 hour/60 minutes = 1/3 hour
To find miles per hour we take the miles and divide by hours
6.5 miles
---------------- = 19.5 miles per hour
1/3 hours