MATH-6
Puriefoy SOL 6.10A Practice
Exam not valid for Paper Pencil Test Sessions
1
Fran took measurements of four circles and recorded the information in the table shown. Which circle will give Fran the best estimated value for pi (π ) ?
A Circle A
B Circle B
C Circle C
D Circle D
2
[Exam ID:2GL9Y9
Which situation would gather data in order to derive the approximation for pi (π)?
A Measuring the length of a piece of string used to wrap around a polygon
B Determining how many one-inch cubes fit into a container
C Measuring the circumference and diameter of several different sized circles
D Determining the number of tiles needed to cover a surface
3
Drew took measurements of four circles and recorded the information in the table shown. Which circle will give Drew the best estimated value for pi (π ) ?
A
B
C
D
Circle A
Circle B
Circle C
Circle D
4
Which statement defines pi (π)?
A the ratio of the circumference of a circle to its diameter
B the product of the length and width of a polygon
C the sum of twice the length and twice the width of a polygon
D the ratio of the diameter of a circle to its circumference
5
The Earth’s diameter is approximately 7,926.41 miles. To accurately determine the value of pi (π), which value could be the measure for the circumference of the Earth?
A 27,029.06 mi.
B 24,888.93 mi.
C 13,514.53 mi.
D 12,444.46 mi.
6
The circumference of circle P is 62.8 inches and the diameter is 20 inches. Which equation represents an approximation for pi?
A
20 inches 62.8 inches B (62.8 inches)2 × (20 inches)
62.8 inches C
20 inches D (2 inches) × (62.8 inches) × (20 inches)
7
A clock has a radius of 10.6 inches. If Sally is going to accurately determine the value of pi (π), which value should she measure for the circumference of the clock?
A 66.57 in.
B 36.15 in.
C 72.29 in.
D 33.28 in.
8
Laura has measured the diameter of the soda can as shown. If she is going to accurately determine the value of pi (π), which value should she measure for the circumference of the soda can?
A 15.35 in.
B 28.26 in.
C 7.06 in.
D 14.13 in.
9
What is NOT an approximation or representation for pi (π)?
22 7 B 3.14
Circumference C
diameter D 3.41
A
10 Four students in science class were given a plastic circle and asked to measure the circumference and diameter. Their results were recorded in the table. Which student can calculate the best estimated value for pi (π ) from their measurements?
A Geri
B Steve
C Crystal
D Daniel
11 Directions: Click on a box to choose each ratio that you want to select. You must select all correct ratios.
Identify each ratio that defines (pi) π where C represents Circumference, r represents a radius, and d represents a diameter.
2C d C 2r C d d C C 2 d C r 12 Four students in science class were given a plastic circle and asked to measure the circumference and diameter. Their results were recorded in the table. Which student can calculate the best estimated value for pi (π ) from their measurements?
A Ken
B Sophia
C Craig
D Danielle
13 The Earth’s circumference is approximately 24,888.93 miles. To accurately determine the value of pi (π), which value could be the measure for the radius of the Earth?
A 7,298.81 mi.
B 7,926.41 mi.
C 3,963.21 mi.
D 3,649.40 mi.
14 The circumference of circle Z is 50.24 inches and the diameter is 16 inches. Which equation represents an approximation for pi?
A 2 × (50.24 inches) × (16 inches)
50.24 inches B
16 inches C (50.24 inches)2 × (16 inches)
D
16 inches 50.24 inches 15 What is an approximation for pi (π)?
A 22 × 7
B 3.14
7 C
22 D 3.41
16 Joe is investigating a circular model during an experiment and estimates that his model's circumference is about 3 times the measure of the circle's diameter. With this information, Joe could derive the value of —
A π (pi)
B h (height)
C l (length)
D w (width)
17 What is NOT an approximation for pi (π)?
Circumference diameter 7 B
22 C 3.14
22 D
7 A
18 What is an approximation for pi (π)?
22 7 diameter B
Circumference C 3.41
7 D
22 A
19 circumference of a circle =
diameter of a circle A
B
C
D
area
chord
radius
pi