Answer:
D
Step-by-step explanation:
The ratio of corresponding sides are equal, that is
= 
Answer:
18.3
18.3 only has three significant figures while the other numbers have more
(40+x)/2=60
40 +x = 120
x = 80
check :
40+80 = 120
120/2 = 60
so his second round needs to be 80 mph
I think it’s -12 3/8 (sorry if i’m wrong)
Well, since we know (or should know) that cubic feet is found by LxWxH. We take 6510/ 10.5=620 then take the 620/ 40= 15.5. Thus your width is equal to 15.5ft