The lengths of human pregnancies are normally distributed with a mean of 268 day & a standard deviation of 15 days. what is the probability that a pregnancy last at least 300 days?

x

step-by-step explanation:

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk

it has changed from the width and the height.

step-by-step explanation: