Which of these best describes π?
Similarity Circles

Quiz
•
Mathematics
•
9th - 12th Grade
•
Medium
Barbara White
Used 1+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The ratio of the circumference of a circle to its diameter.
The square root of the area of a circle.
The radius of a circle times 3.14.
The ratio of the radius of a circle to its diameter.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following formulas do we use to find the Circumference of a circle when given the diameter?
C = πd
A = πr2
C = 2πr
A = πr2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following formulas do we use to find the Circumference of a circle when given the radius?
C = πd
A = πr2
C = 2πr
A = πr2
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Identify the center and radius of the circle.
center: (1, -2); radius: 5
center: (-2, 1); radius: 5
center: (-2, 1); radius: 10
center: (1, -2); radius: 10
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
To show that all circles are similar, you would need to dilate the preimage (F) and the translate it until you match the image (F'). What is the value of the scale factor, k?
1/4
1/2
1
4
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
To show that all circles are similar, you would need to dilate the preimage (F) and the translate it until you match the image (F'). Select the correct translation rule.
(x, y) --> (x + 9, y + 4)
(x, y) --> (x - 9, y - 4)
(x, y) --> (x + 4, y + 9)
(x, y ) --> (x - 4, y - 9)
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
To show that all circles are similar, you would need to dilate the preimage (F) and the translate it until you match the image (F'). What is the scale factor, k?
1/4
1/2
2
4
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