Its a number when is the perfect square of 13. ;)
Answer:
The <u><em>life expectancy</em></u> for the average American female is around 81 years and the average American male is around 76 years.
Explanation:
Life expectancy can be described as the expected number of years that a person can live. The life expectancy depends on factors like the country, the resources, nutrition, area etc of a person. Recent studies have shown that the expected life expectancy for Americans is around 78.7 years, with males having a life expectancy of 76 years and females having a life expectancy of 81 years. However, developments in science and technology can change life expectancy.
The answer which is true concerning stretching techniques is B. you should always stretch before warming up. Stretching is quite important to do before any form of exercise, even the easiest ones, such as warming up, so as to prevent the possibility of hurting your body in any way. This way, your body will be prepared for what is going to happen to it next during the exercises you do.