What is the primary disadvantage of using algorithms?

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square