Unit 6: Unit Review

A square table has an area of 49/64 m². What is the perimeter of the table? Show your work.

• The perimeter of the table is 3.5 m.

• The perimeter of the table is 2.8 m.

• The perimeter of the table is 4.2 m.

• The perimeter of the table is 7 m.

Decide if the following statement about decimals or fractions is true or false: The fractions 1/9 and 11/99 are equal to the same repeating decimal.

• True

• False

The fraction 3/8 is equal to a repeating decimal.

• True

• False

Decide if the following statement about decimals or fractions is true or false: The numbers 0.3 and 0.3̅ are equal to the same fraction.

• True

• False

Decide if the following statement about decimals or fractions is true or false: The fraction 2/11 is equal to a repeating decimal.

• True

• False

Consider the values π/5, -√2, -√19, and π - 7. Plot and label the approximate location of each value on the number line. (π ≈ 3.14)

• -√19 ≈ -4.36, π - 7 ≈ -3.86, -√2 ≈ -1.41, π/5 ≈ 0.63. These values are plotted and labeled on the number line as shown in the image.

• -√19 ≈ -3.86, π - 7 ≈ -4.36, -√2 ≈ -0.63, π/5 ≈ 1.41. These values are plotted and labeled on the number line as shown in the image.

• -√19 ≈ -1.41, π - 7 ≈ -0.63, -√2 ≈ -3.86, π/5 ≈ 4.36. These values are plotted and labeled on the number line as shown in the image.

• -√19 ≈ -0.63, π - 7 ≈ -1.41, -√2 ≈ -4.36, π/5 ≈ 3.86. These values are plotted and labeled on the number line as shown in the image.

Raymond draws a right triangle with side lengths 9, 12, and 15. He says that if he divides each side length by 4, the new triangle will be a right triangle. Is Raymond correct?

• Yes, the new triangle will be a right triangle.

• No, the new triangle will not be a right triangle.

Can Maddie close the box with a 30-in. field hockey stick inside it?

• Yes

• No

A cylinder and a cone have the same radius and the same volume. The height of the cylinder is 9 cm. What is the height of the cone?

• 3 cm

• 9 cm

• 27 cm

• 81 cm

What is the distance between the points (3, -3) and (-1, 2)? Round your answer to the nearest tenth.

• 5.0

• 6.4

• 7.1

• 8.2