Answer:
wheres A though? Try to provide a picture or something.
I hope this helps you
width w
lenght 2w
perimeter =2 (width +length )
60=2 (w+2w)
30=3w
w=10
Area= 2w.w
Area = 2.10.10
Area =200
How you write 8.216 in scientific notation; 8.216 * 10 ^ 3
10 ^ 3 = 10 to the 3rd power.
49=16+x^2
x^2= 33
x= square root of 33
Answer: 12 weeks
Step-by-step explanation:
343-115=228
228/19=12
