Free Printable Circle Quiz

1.

The area of a circle is approximately 531 square meters, what is the diameter? Please answer to nearest whole number with units

(a)

2.

What is the circumference of the given circle when answered in terms of pi?

a)

$3.5\pi\ cm$

b)

$12.25\pi\ cm$

c)

$11\pi\ cm$

d)

$7\pi\ cm$

3.

This millstone has a 4 foot diameter. What is its circumference? Round to the nearest whole foot and remember units.

(a)

4.

What is the area of this pizza, if each slice is 32.5 inches long? Round your answer to nearest whole inch. Just type the number, no comma and no units.

(a)

5.

Find the equation of a circle, in standard form, if the center is at (-3, -5) and the diameter is 14.

a)

$\left(x+5\right)^2+\left(x+3\right)^2=49$

b)

$\left(x-5\right)^2+\left(x-3\right)^2=49$

c)

$\left(x+3\right)^2+\left(x+5\right)^2=49$

d)

$\left(x-3\right)^2+\left(x-5\right)^2=49$

6.

Which is the equation, in standard form, of this circle?

a)

$\left(x-2\right)^2-\left(y+3\right)^2=16$

b)

$\left(x+2\right)^2+\left(y-3\right)^2=16$

c)

$\left(x-2\right)^2+\left(y+3\right)^2=16$

d)

$\left(x-2\right)^2+\left(y+3\right)^2=16$

7.

Which graph represents the circle from the following equation: $x^2+y^2+16x-32y+311=0$

a)

b)

c)

d)

8.

Which equation is for a circle with a center of ( -11, -15) and has (-8, -17) as a point on the circle?

a)

$\left(x+11\right)^2+\left(y+15\right)^2=13$

b)

$\left(x-11\right)^2+\left(Y-15\right)^2=13$

c)

$\left(x-11\right)^2-\left(x-15\right)^2=\sqrt{13}$

d)

$\left(x+11\right)^2+\left(y+15\right)^2=\sqrt{13}$

9.

Rewrite the equation, $x^2+y^2-12x+20y+127=0$ in standard form.

a)

$\left(x-12\right)^2+\left(y+20\right)^2=127$

b)

$\left(x+12\right)^2-\left(y-20\right)^2=127$

c)

$\left(x-6\right)^2-\left(y+10\right)^2=9$

d)

$\left(x-6\right)^2+\left(y+10\right)^2=9$

10.

The worlds biggest silver coin has a circumference of 65 cm, what is its radius? Round answer to nearest tenth and include units in your answer.

(a)

11.

Given the diameter of 6, find the circumference of the circle. Round answer to the nearest tenth. No units, just type the answer.

(a)

12.

Given the radius is 13, find the area of a circle. Round your answer to the nearest hundredth. No units.

(a)

Circle Quiz

Total questions: 12

Worksheet time: 12mins

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