Perimeter, Area & Volume — Quiz 1

Questions in this quiz (7)

1. What is the area of a square whose diagonal is 5?

   • $$\frac{25}{2}$$
   • $$25$$
   • $$\sqrt{5}$$
   • $$\frac{5}{2}$$

2. If circle X has a radius that is three times the length of the radius of circle Y, then which of the following must be true?I. The circumference of circle X is three times the circumference of circle Y.II. The area of circle X is six times the area of circle Y.III. The area of circle X is nine times the area of circle Y.

   • I, III
   • I, II, III
   • II
   • I, III

3. Samantha ordered a pizza with a crust that is $$16\pi$$ inches long. What is the area of the pizza?

   • $$64\pi$$
   • $$8\pi$$
   • $$8$$
   • $$4\pi$$

4. A pyramid has a volume of 36 cubic inches. If the pyramid has a length of 4 inches and a height of 6 inches, what is the pyramid’s width?

   • 4.5
   • 8
   • 6
   • 4

5. What is the area of a circle with the equation below in square units?$$3(x+2)^2 + 3(y-4)^2 = 75$$

   • $$5\pi$$
   • $$2\pi$$
   • $$25\pi$$
   • $$5\sqrt{3}\pi$$

6. A rectangular television screen has dimensions of 20 inches in length and 10 inches in width. If the side lengths of the screen were each doubled, what would the surface area of the new screen be in square inches?

   • 800
   • 40
   • 20
   • 200

7. If the volume of a cylinder is given by the expression $$(\pi) \cdot (4) \cdot (16)$$, where 4 is the height of the cylinder, what is the surface area of one of the circular bases of the cylinder in square units?

   • $$\pi$$
   • $$16\pi$$
   • $$4\pi$$
   • $$2\pi$$