Answer:
7pi or ≈21.98 cm²
Step-by-step explanation:
The area of the shaded and non shaded in the circle is pir^2 so pi3^2 so 9pi
the area of the 2 smaller circles is pi1^2*2 so 2pi
9pi-2pi=
7pi cm² =
7pi≈21.98 cm² (with pi as 3.14)
Answer: Bristol's heart rate reaches a maximum of 120
bpm
Step-by-step explanation:
You graph will look something like this :)
Find the speed of the train:
67.5 mi
---------- = 45 mph
1.5 hr
Then (distance traveled) = (speed)*(time) => d = (45 mph)(t)
I think the answer is 77 percent
1.30*.77 is 1.001 plus .30 is 1.301
its one cent over but if you do 76 percent it comes out to 1.288 so thats why i would say its 77 percent increase hope this helps