Fewer births and increased survival rates are changing the shape of the population from a pyramid to a(n): Rectangle
It is given that fewer births and increased survival rates are changing the shape of the population from a pyramid.
Survival rates is the percentage of people in a study or treatment group who are still alive for a certain period of time after they were diagnosed with or started treatment for a disease, such as cancer.
A population pyramid is a way to visualize two variables: age and sex. They are used by demographers, who study populations. A population pyramid is a graph that shows the distribution of ages across a population divided down the center between male and female members of the population.
To know more about shapes visit: https://brainly.com/question/14661102
#SPJ4