Math 7 Accelerated Circles Quiz

17 Questions | By Tjzerrer | Updated: Feb 10, 2015 | Attempts: 218

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Questions and Answers

1.

Example - Your local pizza place offers the following two pizza deals, both for the same price: Option 1: One extra-large pizza 16 inches in diameter.Option 2: Two medium pizzas each 8 inches in diameter.
2.

If the diameter of a circle is 12m, what is the radius of that circle?
3.

The distance around a circle is called the ______.
4.

What is the area of a circle with a circumference of ?
- A.
- B.
  
  6
- C.
- D.
  
  36
- E.
5.

What is the area of a circle with a circumference of ?
- A.
  
  8
- B.
- C.
- D.
  
  32
- E.
- F.
  
  64
6.

The ____ is the distance from the center of a circle to the circle's edge.
7.

What is ?Select all that apply.
- A.
  
  An number that begins with 3.14.
- B.
  
  The radius of a circle squared.
- C.
  
  The diameter multiplied by the circumference of a circle.
- D.
  
  The circumference divided by the diameter of a circle.
8.

A ____ is a chord that passes through the center of a circle.
9.

The _____________ of a shape is the number of square units that fit inside a shape
- A.
  
  Diameter
- B.
  
  Area
- C.
  
  Chord
- D.
  
  Radius
- E.
  
  Circumference
- F.
  
  Perimeter
- G.
  
  Chord
10.

If the diameter of a circle is 10m, what is the radius of that circle?
11.

What does it mean to "square" a number?
- A.
  
  To multiply a number by itself.
- B.
  
  To add a number to itself.
- C.
  
  To divide a number by itself.
- D.
  
  To subtract a number from itself.
12.

Triangle ABC has one side length of 3 and one side length 5, the non-included angle next to the side of length 3 measures 60 degrees. Is there another triangle satisfying these conditions that has a third side of different length?
- A.
  
  Yes
- B.
  
  No
13.

The circumference of a circle with radius 8 is ___ times as big as the circumference with radius 1.
14.

The circumference of a circle with radius 6 is ___ times as big as the circumference with radius 1.
15.

Rope A circles earth while rope B also circles earth but floats 4 meters above the surface of the earth. What is the difference between the lengths of the two ropes?
- A.
  
  4pi
- B.
  
  4
- C.
  
  8
- D.
  
  8pi
- E.
  
  16pi
- F.
  
  16
- G.
  
  2pi
- H.
  
  2
16.

What is the area of the extra-large pizza?
- A.
  
  16
- B.
  
  16pi
- C.
  
  8
- D.
  
  8pi
- E.
  
  4
- F.
  
  4pi
- G.
  
  32
- H.
  
  32pi
- I.
  
  64
- J.
  
  64pi
17.

What is the area of the two medium pizzas combined?
- A.
  
  4pi
- B.
  
  4
- C.
  
  16pi
- D.
  
  16
- E.
  
  32pi
- F.
  
  32
- G.
  
  64pi
- H.
  
  64
18.

Which choice will give you more pizza for your money?
- A.
  
  Option 1 - One extra-large pizza
- B.
  
  Option 2 - Two medium pizzas