Step-by-step explanation:

I hope this helps you
square one side a
Area=a.a
49=a.a
7.7=a.a
a=7
Perimeter=4a=4.7=28
The answer is 17040.34
Check the annuity due formula
Answer:
3hours and 15 mins
Step-by-step explanation:
210 divied by 3=70
70=per hour
4 hours=280
70 divied by 2= 35
.5=35
280+35=315
315 miles in 4.5 hours
I think it’s even because if you flip one of them they will equal up on the same line. it’s basically the inverse of the other one so it’s even