The number of bacteria is the square of the number of minutes. so after 20 mins, there will be 400 bacteria
The answer is the last one,
.81 metre in centrimetre is 81 so 180-81 is 99.
Answer:
Midpoint for A is (1,5) and for B it is (2.5,4.5)
Step-by-step explanation:
To get the midpoint you add the x coordinates and divide by 2 and then the y coordinates and divide by 2.
X = (3 + -1)/2 y = (8+ 2)/2
=2/2 = 1 10/2=5