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Geometry
Test Description: Area and Circumference
Instructions: Answer all questions to get your test result.
1) What is the circumference of a circle whose radius is 16 km? Use 3.14 for Pi. Do not round.
A
25.12 km
B
100.48 km
C
12.56 km
D
50.24 km
2) What is the area of a triangle whose base is 3.6 in and whose height is 1.2 inches?
A
4.8 sq in
B
2.16 sq in
C
9.6 sq in
D
4.32 sq in
3) What is the radius of a circle whose circumference is 94.2 inches? Use 3.14 for Pi.
A
25 in
B
10 in
C
30 in
D
15 in
4) What is the length and width of a square whose area is 98.01 sq meters?
A
9.8 m and 9.8 m
B
9.9 m and 9.9 m
C
49m and 49m
D
49.005 m and 49.005 m
5) What is the area of a trapezoid whose height is 40m, base1 is 30m, and base2 is 28m?
A
98 sq meters
B
1160 sq meters
C
2320 sq meters
D
580 sq meters
6) What is the area of a half circle whose diameter is 5cm? Use 3.14 for Pi. Round to the nearest tenth.
A
31.4 sq cm
B
15.7 sq cm
C
7.85 sq cm
D
9.8 sq cm
7) The area of a trapezoid is 374 sq meters. The height is 22m and base1 is 15m. What is the length of base2?
A
209m
B
38m
C
19m
D
9.5m
8) What is the area of a circle whose radius is 7 cm? Use 3.14 for Pi and do not round.
A
49 sq cm
B
153.86 sq cm
C
53.86 sq cm
D
43.96 sq cm
9) What is the height of a trapezoid with base1 = 3 cm, base2=5cm, and area = 8 sq cm?
A
1 cm
B
5 cm
C
4 cm
D
2 cm
10) What is the area of a half circle whose radius is 5ft? Use 3.14 for Pi. Do not round.
A
39.25 sq ft
B
15.7 sq ft
C
78.5 sq ft
D
31.4 sq ft
*select an answer for all questions
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