Chapter 11 Unit TEST: Circumference and Area Answers

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21
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The owner of a minigolf course is replacing the artificial grass on a portion of the course. The area to be replaced is shown in the diagram.

Question illustration
A
8π + 180
B
16π + 180
C
8π + 228
D
16π + 228
22
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Parallelogram A B C D is shown. Line segment X Y goes from point X on side A B to point Y on side C D to form 2 trapezoids. The length of X Y is 11 and the length of Y C is 4. Sides X B and C Y are congruent.

Question illustration
A
99 square units
B
110 square units
C
126 square units
D
143 square units
23

The table shows information about Town A in Illinois and Town B in Florida.

Question illustration
A
Town B has the same population as Town A.
B
Town B has a greater population than Town A.
C
Town B has a population of approximately 5,138.
D
Town B has a population of approximately 37,530.
24

A composite figure is comprise of a semicircle, a hexagon, and a rectangle.

Question illustration
A
as a circle, two trapezoids, and a rectangle
B
as a semicircle, a pentagon, and two triangles
C
as a semicircle, a hexagon, and a rectangle
D
as a circle, six triangles, and a rectangle
25

On a coordinate plane, rhombus W X Y Z has points (negative 3, 1), (1, 4), (5, 1), and (1, negative 2).

Question illustration
A
24 square units
B
28 square units
C
32 square units
D
48 square units
26

Complete the steps, which describe how to find the area of the shaded portion of the circle.

Question illustration
A
length of the radius
B
length of the diameter
C
measure of the central angle
D
circumference of the circle
27

Triangle X Y Z is reflected over its hypotenuse to form kite X Y Z Y prime. Hypotenuse X Z has a length of 13, X Y is 5, and Y Z is 12.

Question illustration
A
4.6 units
B
5.4 units
C
8.0 units
D
9.2 units
28

On a coordinate plane, 2 parallelograms are shown. Parallelogram 1 has points (0, 2), (2, 6), (6, 4), and (4, 0). Parallelogram 2 has points (2, 0), (4, negative 6), (2, negative 8), and (0, negative 2).

Question illustration
A
The area of parallelogram 1 is 4 square units greater than the area of parallelogram 2.
B
The area of parallelogram 1 is 2 square units greater than the area of parallelogram 2.
C
The area of parallelogram 1 is equal to the area of parallelogram 2.
D
The area of parallelogram 1 is 2 square units less than the area of parallelogram 2.
29

A regular hexagon has an apothem measuring 14 cm and an approximate perimeter of 96 cm.

Question illustration
A
224 cm2
B
336 cm2
C
448 cm2
D
672 cm2
30

On a coordinate plane, rhombus W X Y Z has points (negative 3, 1), (1, 4), (5, 1), and (1, negative 2).

Question illustration
A
16 units
B
20 units
C
24 units
D
28 units
31

Which statements about the clock are accurate? Select three options.

A
The central angle formed when one hand points at 1 and the other hand points at 3 is 30°.
B
The circumference of the clock is approximately 62.8 inches.
C
The minor arc measure when one hand points at 12 and the other hand points at 4 is 120°.
D
The length of the major arc between 3 and 10 is approximately 31.4 inches.
E
The length of the minor arc between 6 and 7 is approximately 5.2 inches.
32

A county in North Carolina spans 532 square miles. The population density of deer in the county is 11 deer per square mile.How many deer live in the county? Round to the nearest whole number, if necessary.

A
48 deer
B
68 deer
C
5,852 deer
D
5,992 deer

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