Answer:
p=44,A=120
Step-by-step explanation:
P=10+12+10+12
P=44cm
A=10*12
A=120cm^2
1372$
the price =15600+20/100*15600=15600*120/100=18720
18720-5000=13720 $
13720:10=1372 $
The solution to this problem is 5/2a^2b^5
It is an obtuse angle!
60
1. 60*4=240
2. 60*6=360
3. the answer is 60
