Free Printable Level 2 - Review on Circles

1.

The length segment of an arc is called:

a)

Circumference

b)

Arc Length

c)

Perimeter

d)

Bisector

2.

The line that bisects the circle called:

a)

Diameter

b)

Circumference

c)

Radius

d)

Tangent

3.

Then formula for the circumference of a circle is:

a)

$C=2\pi r$

b)

$C=\pi r^2$

c)

$C=2\pi d$

d)

$C=\pi d^2$

4.

The line segment extending from the center of a circle to its circumference is called:

a)

Diameter

b)

Radius

c)

Sector

d)

Tangent

5.

A circle with a radius 5 cm has a circumference of:

a)

$\frac{5}{2}\pi\ cm$

b)

$5\pi\ cm$

c)

$10\pi\ cm$

d)

$25\pi\ cm$

6.

A circle with a circumference of 91.06 m has a radius of:

a)

29 m

b)

45 m

c)

14.5 m

d)

22.5 m

7.

What constant is attributed to determine the circumference/area of a circle?

a)

$R=8.314$

b)

$g\ =\ 9.8$

c)

$c=4.18$

d)

$\pi=3.14$

8.

List the two things required to calculate the arc length

a)

π and radius

b)

radius and diameter

c)

circumference and area

d)

radius and central angle

9.

What can we calculate with the proportion below:

$\frac{\theta}{360\degree}=\frac{x}{2\pi r}$

The Greek letter θ (theta) is frequently used to symbolize an angle

a)

Length of a sector

b)

Length of an arc

c)

Length of a chord

d)

Length of a circle

10.

Which formula is used to find the area of a circle?

a)

$A=\pi d^2$

b)

$A=r\pi^2$

c)

$A=\pi\left(\frac{d}{2}\right)^2$

d)

$A=2\pi r^2$

Level 2 - Review on Circles

Total questions: 10

Worksheet time: 10mins

Similar Resources on Wayground