Use a calculator to evaluate the expression to the nearest tenth of a degree. 
Definitions:
Middle-age Spread
A term referring to the weight gain and increase in waist circumference often experienced by individuals in middle age, typically due to changes in metabolism and lifestyle.
Waist Circumference
A measurement used to assess abdominal fat and evaluate health risks related to obesity or overweight.
Blood Pressure
The force exerted by circulating blood upon the walls of blood vessels, a critical indicator of cardiovascular health.
Osteoporosis
A medical condition in which the bones become brittle and fragile from loss of tissue, typically as a result of hormonal changes, or deficiency of calcium or vitamin D.
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