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Two sprinklers, $$R$$ and $$T$$, disperse water over separate circular regions. Sprinkler $$R$$ covers a circular region with a radius of 18 feet, while sprinkler $$T$$ covers a circular region with a radius of 4 feet. What is the ratio of the area of the region covered by sprinkler $$R$$ to the area of the region covered by sprinkler $$T$$?

The figure above shows a rectangular construction site that is enclosed on three sides by a fence that is 250 feet in length and on one side by 100 feet of river bank. What is the area, in square feet, of the site?
A complete graph is a configuration of points and line segments such that every pair of points is connected by a line segment. Which of the following is NOT a complete graph?

Quantity A

The area of a quadrilateral with a perimeter of 18

Quantity B

The area of a quadrilateral with a perimeter of 20


A triangular road sign with a horizontal base was redesigned as a smaller triangular road sign with a horizontal base. The base of the smaller sign is $$\frac{1}{4}$$ of the base of the original sign. The height corresponding to the base of the smaller sign is $$\frac{2}{3}$$ of the height corresponding to the base of the original sign. The area of the smaller sign is what fraction of the area of the original sign?

In the figure above, the length of line segment $$BE$$ is 16. What is the length of line segment $$AC$$?

In triangle $$ACE$$, point $$D$$ is the midpoint of side $$CE$$.

Quantity A

The sum of the perimeters of triangles $$ABF$$ and $$BCD$$

Quantity B

The perimeter of triangle $$ACE$$


A straight 15-foot-long ladder is leaning against a vertical wall with the base of the ladder on horizontal ground 9 feet from the wall. If the base of the ladder is pulled 2 feet further from the wall, then the top of the ladder will drop $$r$$ feet along the wall. Which of the following is closest to the value of $$x$$?


$$BC$$=$$BE$$

Quantity A

$$\frac{AB}{BC}

Quantity B

$$\frac{1}{2}


Which of the following lists give three numbers that could be the lengths of the sides of a triangle?
Indicate all such lists.


$$v \lt u$$
$$x \lt y$$

Quantity A

$$BC$$

Quantity B

$$AD$$




Quantity A

$$x$$

Quantity B

60


Methane that is oxidized to diamond is thought to originate from reduced fluids in Earth's upper mantle; the ultimate origin of carbon in diamonds, however, is _______.
In contrast to today, when many readers consider the moral sentiments expressed in the ancient writer's work to be quite sophomoric, in the writer's own time, these sentiments were regarded as remarkably _______.
The author of the passage suggests that the increase in sugar production during the seventeenth century
It can be inferred that proponents of the "new cuisine" would be most likely to agree with which of the following statements about sugar?
Although Professor Pearson's colleagues often complained that he was (i)_______, his friends were quick to defend him from this charge of (ii)_______.
Of the lizard species capable of traveling long distances beneath desert sands, most have very _______ limbs; by contrast, the sandfish lizard has well-developed limbs with which it propels itself through the sand.
Whereas in earlier kinds of writing about manners, such as conduct books, advice about behavior was (i)_______ an eternal and autonomous ethical ideal, the early-nineteenth-century etiquette book based its precepts on more (ii)_______ norms: as do ever-shifting fashion trends, etiquette's imperatives rose and fell routinely.

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