Answer:
2pi
Step-by-step explanation:
brainly.com/question/5027087Let C, S and H be the diameters of cell, sand and hair
Diameter of a cell:

Diameter of a grain of sand:

Part A:

meters, because it takes 5 movements right of the decimal dot, until there is only one digit to its left.
Part B:
we are comparing

to

,

thus S is 20 times larger than C
Part C

thus,

Part D.

thus 300 nm are written in meters as follows:
Use equation (y2-y1)/(x2-x1)
(3-(-1))/(0-5)
4/-5 is the slope
Answer:
10/25 or in percentage it is 40%
Step-by-step explanation: