1.
Carpeting
How much carpeting is needed to cover the floor of an L-shaped room with the dimensions shown in the figure?
A.
286 ft
2
B.
264 ft
2
C.
312 ft
2
D.
396 ft
2
Hint
2.
Find the height of a trapezoid that has an area of 64 square inches, and bases of 8 and 12 inches.
A.
6 in.
B.
6.4 in.
C.
7.2 in.
D.
10 in.
Hint
3.
A segment that is drawn from the center of a regular polygon perpendicular to a side of the polygon is called a(n)________.
A.
base
B.
altitude
C.
apothem
D.
secant
Hint
4.
Find the exact area of a circle with a circumference of
meters.
A.
64
m
2
B.
32
m
2
C.
8
m
2
D.
256
m
2
Hint
5.
The coordinates of the vertices of a parallelogram are (-4,-1), (-2,3), (5,3) and (3,-1). Find the area of this figure.
A.
28 sq. units
B.
32 sq. units
C.
16 sq. units
D.
49 sq. units
Hint
6.
A trapezoid has an area of 80.75 sq. in., and its two bases are 7 and 12 inches long. Find the height of the trapezoid.
A.
9.2 in.
B.
8.5 in.
C.
7 in.
D.
8.75 in.
Hint
7.
This game board is made up of concentric circles. The center circle has a diameter of 4 inches. Each successive ring has a radius 2 inches greater than the ring before. Find the probability of scoring 100 points.
A.
B.
C.
D.
Hint
8.
This game board is made up of concentric circles. The center circle has a diameter of 4 inches. Each successive ring has a radius 2 inches greater than the ring before. Find the probability of scoring 80 points.
A.
B.
C.
D.
Hint
9.
Determine the area of the figure. Round to the nearest tenth.
A.
337.7 m
2
B.
149.2 m
2
C.
232.5 m
2
D.
359.7 m
2
Hint
10.
CARPETING Find the amount of carpeting in square yards that is needed to cover this floor space.
A.
69 yd
2
B.
47 yd
2
C.
58 yd
2
D.
76 yd
2
Hint