You have to do 3.14 times the diameter of the circle.
Answer
Find out the conversion factor for seconds to minutes and convert 135 seconds to minutes.
To prove
1 minute = 60 second
for seconds to minutes.

Therefore the conversion factor for seconds to minutes be

Now convert 135 seconds to minutes.

= 2.25 minutes
Hence proved
I'm not entirely sure what you're looking for, but here are your options. If you need a perfect square, I'd go for the 12 and 12, but I hope this helps?
(1.2×10^-3)/(4×10^6)
1.2/4=0.3
(10^-3)/(10^6)=10^-9
0.3×10^-9= 3×10^-10
Answer:
A. 10 weeks
Step-by-step explanation:
Oliver Marie
Starting 300 200
week 1 310 220
week 2 320 240
week 3 330 260
week 4 340 280
week 5 350 300
week 6 360 320
week 7 370 340
week 8 380 360
week 9 390 380
week 10 400 400