Strep throat: Classically strep throat does not cause a cough. It's possible you have/ had a viral upper respiratory infection. These usually resolve within 1- 2 weeks.
What are the Means and Extremes of Proportions? A proportion is just an equation where two ratios are equal, and each piece of the proportion has a special name.
Sphericity is quantified by using a unique mathematical property of the sphere; the sphere has the lowest surface-to-volume ratio of any solid geometric objects. Thus, for an object with volume V, the external surface area A is minimal if the object is spherical.