Test:
Area - Challenging
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Question 1:
Find the area and the perimeter of a square with the sides
3.5
c
m
A
{
A
r
e
a
=
7
c
m
2
P
e
r
i
m
e
t
e
r
=
14
c
m
B
{
A
r
e
a
=
12.25
c
m
2
P
e
r
i
m
e
t
e
r
=
14
c
m
C
{
A
r
e
a
=
14
c
m
2
P
e
r
i
m
e
t
e
r
=
14
c
m
D
{
A
r
e
a
=
12
c
m
2
P
e
r
i
m
e
t
e
r
=
7
c
m
Question 2:
What is the length of the side of a square with the area
36
c
m
2
?
A
6
c
m
B
18
c
m
C
9
c
m
D
8
c
m
Question 3:
The area of a rectangle is
20
c
m
2
and the length is
4
c
m
. What is the width of the rectangle?
A
3
c
m
B
5
c
m
C
6
c
m
D
4
c
m
Question 4:
Sides of a triangle are
9
c
m
,
10
c
m
,
11
c
m
. Find the area of the triangle
A
42.43
c
m
2
B
36.58
c
m
2
C
46.91
c
m
2
D
21.57
c
m
2
Question 5:
Base of a triangle is
5
c
m
and the area is
27.5
c
m
2
. Find the height of the triangle
A
13
c
m
B
11
c
m
C
12
c
m
D
11.5
c
m
Question 6:
Find the circumference and the area of a circle with the radius
7.3
c
m
A
{
c
=
29.22
c
m
a
=
152.61
c
m
2
B
{
c
=
42
c
m
a
=
168
c
m
2
C
{
c
=
45.87
c
m
a
=
167.44
c
m
2
D
{
c
=
37.52
c
m
a
=
168.82
c
m
2
Question 7:
Find the area of a sector:
A
A
=
108.71
c
m
2
B
A
=
150.80
c
m
2
C
A
=
121.71
c
m
2
D
A
=
124.25
c
m
2
Question 8:
Find the arc length:
A
L
=
12.27
c
m
B
L
=
15.71
c
m
C
L
=
13.69
c
m
D
L
=
14.88
c
m
Question 9:
Find the area of the following quadrilateral:
A
A
=
15.08
B
A
=
12.34
C
A
=
17.58
D
A
=
19.64
Question 10:
Find the area of the following rhombus:
A
A
=
16
B
A
=
32.75
C
A
=
4
D
A
=
32
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