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.
In a congruent figure we have the same angles and the same sides. So in similar figures, the angles are congruent but the sides are just proportional. That means that they all have the same ratio.