Free Printable Ch 11 TEST

1.

The distance from the center of the circle to any point on the circle is called the...

a)

radius

b)

diameter

c)

area

d)

circumference

2.

Is the red line a radius or diameter of the circle?

a)

Radius

b)

Diameter

3.

Is the red line a radius or diameter of the circle?

a)

Radius

b)

Diameter

4.

What is this symbol called?

a)

pi

b)

sigma

c)

radius

d)

omega

5.

The radius of a circle is (a) the diameter.

Choose from the below words

half

twice

triple

6.

There are 2 fomulas for the circumfernce of a circle, one is:

a)

$C=2\pi r$

b)

$C=\pi r$

c)

$C=\pi r^2$

7.

There are 2 fomulas for the circumfernce of a circle, one is:

a)

$C=2\pi d$

b)

$C=\pi d$

c)

$C=\pi r^2$

8.

What is the distance around a circle?

a)

Circumference

b)

Area

c)

Diameter

d)

Radius

9.

Find the PERIMETER of this figure.

a)

25 cm

b)

20 cm

c)

10 cm

d)

20 sq. cm

10.

The distance around an object is called the

a)

area

b)

perimeter

11.

Do you multiply or add when you find the perimeter?

a)

Multiply

b)

Add

12.

What is the formula for the area of a triangle?

a)

A=bh

b)

A=1/2h(b1+b2)

c)

A=1/2bh

d)

A=lw

13.

What is the formula for the area of a parallelogram?

a)

A=bh

b)

A=1/2h(b1+b2)

c)

A=1/2bh

d)

A=TT r ^2

14.

What does "area" of a shape mean?

a)

The number of sides the shape has.

b)

The amount of space the shape takes up.

c)

The length of the shape.

d)

The width of the shape.

15.

What is the area of this square?

a)

169 ft²

b)

209 ft²

c)

196 ft²

d)

260 ft²

16.

What is the correct setup to find the CIRCUMFERENCE of the circle above?

a)

$C=2\pi\left(10\right)$

b)

$C=2\pi\left(10^2\right)$

c)

$A=2\pi\left(20\right)$

17.

What is the correct set up to find the CIRCUMFERENCE of the circle?

a)

$C\ =\ \pi\ \left(20\right)$

b)

$C\ =\ 2\pi\left(20\right)$

c)

$C\ =\ 2\pi\left(10\right)^2$

18.

What is the CIRCUMFERENCE of the circle?

Pi button, rounded to nearest whole #

a)

44

b)

22

c)

88

19.

I can calculate the AREA of a circle given its radius or diameter.

What is the area of the circle shown? Round your answer to the nearest tenth.

a)

$12.6\ cm^2$

b)

$24.1\ cm^2$

c)

$50.2\ cm^2$

20.

Select the correct formula for finding AREA of a circle

a)

$2\pi r$

b)

$\pi r^2$

c)

$\pi d$

d)

l x w

Ch 11 TEST

Total questions: 20

Worksheet time: 46mins

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