Answer:
69 mins
Step-by-step explanation:
46/10=4.6 mins per wall
46/4=11.5 mins per wall
11.5 x 6=69
Answer:

Step-by-step explanation:
Use these formulas

Now solve

Answer:
111
Step-by-step explanation:
The sum for a 7-sided interior polygon is 900
126+158+120+125+121+139=789
900-789=111
Simplified is 325 and not simplified is 325.561