EduSahara™ Assignment
Name : Polygons
Chapter : Polygons
Grade : ICSE Grade VII
License : Non Commercial Use
Question
1
1.
Identify the figure below
(i)
hexagon
(ii)
angle
(iii)
decagon
(iv)
triangle
(v)
quadrilateral
Question
2
2.
Identify the figure below
(i)
pentagon
(ii)
octagon
(iii)
angle
(iv)
triangle
(v)
quadrilateral
Question
3
3.
Identify the figure below
(i)
heptagon
(ii)
circle
(iii)
triangle
(iv)
nonagon
(v)
angle
Question
4
4.
Identify the figure below
(i)
nonagon
(ii)
circle
(iii)
pentagon
(iv)
hexagon
(v)
heptagon
Question
5
5.
Identify the figure below
(i)
hexagon
(ii)
triangle
(iii)
angle
(iv)
decagon
(v)
heptagon
Question
6
6.
Identify the figure below
(i)
heptagon
(ii)
quadrilateral
(iii)
octagon
(iv)
hexagon
(v)
pentagon
Question
7
7.
Identify the figure below
(i)
triangle
(ii)
pentagon
(iii)
octagon
(iv)
heptagon
(v)
quadrilateral
Question
8
8.
Identify the figure below
(i)
heptagon
(ii)
nonagon
(iii)
hexagon
(iv)
octagon
(v)
quadrilateral
Question
9
9.
Identify the figure below
(i)
octagon
(ii)
nonagon
(iii)
decagon
(iv)
circle
(v)
angle
Question
10
10.
Sum of the interior angles in a triangle is
(i)
190°
(ii)
180°
(iii)
210°
(iv)
195°
(v)
185°
Question
11
11.
Sum of the interior angles in a quadrilateral is
(i)
365°
(ii)
370°
(iii)
390°
(iv)
360°
(v)
375°
Question
12
12.
Sum of the interior angles in a pentagon is
(i)
550°
(ii)
570°
(iii)
540°
(iv)
555°
(v)
545°
Question
13
13.
Sum of the interior angles in a hexagon is
(i)
735°
(ii)
725°
(iii)
750°
(iv)
720°
(v)
730°
Question
14
14.
Sum of the interior angles in a heptagon is
(i)
910°
(ii)
930°
(iii)
905°
(iv)
915°
(v)
900°
Question
15
15.
Sum of the interior angles in an octagon is
(i)
1085°
(ii)
1090°
(iii)
1110°
(iv)
1080°
(v)
1095°
Question
16
16.
Sum of the interior angles in a nonagon is
(i)
1260°
(ii)
1270°
(iii)
1265°
(iv)
1275°
(v)
1290°
Question
17
17.
Sum of the interior angles in a decagon is
(i)
1450°
(ii)
1445°
(iii)
1440°
(iv)
1455°
(v)
1470°
Question
18
18.
How many diagonals does a triangle have?
(i)
3
(ii)
4
(iii)
2
(iv)
0
(v)
1
Question
19
19.
How many diagonals does a quadrilateral have?
(i)
3
(ii)
1
(iii)
0
(iv)
4
(v)
2
Question
20
20.
How many diagonals does a pentagon have?
(i)
4
(ii)
8
(iii)
6
(iv)
5
(v)
2
Question
21
21.
How many diagonals does a hexagon have?
(i)
9
(ii)
10
(iii)
11
(iv)
7
(v)
8
Question
22
22.
How many diagonals does a heptagon have?
(i)
14
(ii)
12
(iii)
15
(iv)
16
(v)
13
Question
23
23.
How many diagonals does an octagon have?
(i)
17
(ii)
21
(iii)
20
(iv)
19
(v)
23
Question
24
24.
How many diagonals does a nonagon have?
(i)
27
(ii)
26
(iii)
24
(iv)
28
(v)
30
Question
25
25.
How many diagonals does a decagon have?
(i)
33
(ii)
35
(iii)
37
(iv)
36
(v)
34
Question
26
26.
Find the number of sides in a regular polygon if each
interior
angle is
150°
(i)
11
(ii)
12
(iii)
9
(iv)
15
(v)
13
Question
27
27.
Find the number of sides in a regular polygon if each
exterior
angle is
8°
(i)
46
(ii)
44
(iii)
45
(iv)
48
(v)
43
Question
28
28.
The number of diagonals in a regular polygon with n sides is
(i)
(
n
)
(
n
+
2
)
2
(ii)
(
n
)
(
n
+
3
)
2
(iii)
(
n
)
(
n
−
3
)
2
(iv)
(
n
)
(
n
−
2
)
2
(v)
(
n
)
(
n
−
1
)
2
Question
29
29.
The value of each exterior angle in an n-sided regular polygon is
(i)
(
n
360
)
°
(ii)
[
(2n - 4) x 90
n
]
°
(iii)
[
(2n - 4) x 180
n
]
°
(iv)
(
360
n
)
°
Question
30
30.
The value of each interior angle in an n-sided regular polygon is
(i)
[
(2n - 4) x 180
n
]
°
(ii)
(
360
n
)
°
(iii)
(
n
360
)
°
(iv)
[
(2n - 4) x 90
n
]
°
Question
31
31.
The value of the exterior angle in a regular polygon when the interior angle is given
(i)
360°- (interior angle)
(ii)
90°+ (interior angle)
(iii)
180°- (interior angle)
(iv)
180°+ (interior angle)
Question
32
32.
The value of the interior angle in a regular polygon when the exterior angle is given
(i)
180°- (exterior angle)
(ii)
90°+ (exterior angle)
(iii)
360°- (exterior angle)
(iv)
180°+ (exterior angle)
Question
33
33.
A polygon with 3 sides is called a
(i)
pentagon
(ii)
octagon
(iii)
heptagon
(iv)
hexagon
(v)
triangle
Question
34
34.
A polygon with 4 sides is called a
(i)
heptagon
(ii)
triangle
(iii)
nonagon
(iv)
quadrilateral
(v)
pentagon
Question
35
35.
A polygon with 5 sides is called a
(i)
triangle
(ii)
heptagon
(iii)
pentagon
(iv)
nonagon
(v)
decagon
Question
36
36.
A polygon with 6 sides is called a
(i)
decagon
(ii)
heptagon
(iii)
octagon
(iv)
hexagon
(v)
triangle
Question
37
37.
A polygon with 7 sides is called a
(i)
nonagon
(ii)
hexagon
(iii)
quadrilateral
(iv)
decagon
(v)
heptagon
Question
38
38.
A polygon with 8 sides is called an
(i)
decagon
(ii)
hexagon
(iii)
quadrilateral
(iv)
triangle
(v)
octagon
Question
39
39.
A polygon with 9 sides is called a
(i)
heptagon
(ii)
pentagon
(iii)
nonagon
(iv)
quadrilateral
(v)
hexagon
Question
40
40.
A polygon with 10 sides is called a
(i)
heptagon
(ii)
triangle
(iii)
octagon
(iv)
nonagon
(v)
decagon
Question
41
41.
How many sides does a triangle have?
(i)
4
(ii)
2
(iii)
1
(iv)
3
(v)
5
Question
42
42.
How many sides does a quadrilateral have?
(i)
6
(ii)
5
(iii)
2
(iv)
3
(v)
4
Question
43
43.
How many sides does a pentagon have?
(i)
4
(ii)
6
(iii)
5
(iv)
8
(v)
2
Question
44
44.
How many sides does a hexagon have?
(i)
7
(ii)
5
(iii)
6
(iv)
4
(v)
9
Question
45
45.
How many sides does a heptagon have?
(i)
5
(ii)
10
(iii)
7
(iv)
8
(v)
6
Question
46
46.
How many sides does an octagon have?
(i)
9
(ii)
11
(iii)
5
(iv)
7
(v)
8
Question
47
47.
How many sides does a nonagon have?
(i)
8
(ii)
10
(iii)
6
(iv)
9
(v)
11
Question
48
48.
How many sides does a decagon have?
(i)
11
(ii)
9
(iii)
10
(iv)
12
(v)
7
Assignment Key
1) (iv)
2) (v)
3) (ii)
4) (iii)
5) (i)
6) (i)
7) (iii)
8) (ii)
9) (iii)
10) (ii)
11) (iv)
12) (iii)
13) (iv)
14) (v)
15) (iv)
16) (i)
17) (iii)
18) (iv)
19) (v)
20) (iv)
21) (i)
22) (i)
23) (iii)
24) (i)
25) (ii)
26) (ii)
27) (iii)
28) (iii)
29) (iv)
30) (iv)
31) (iii)
32) (i)
33) (v)
34) (iv)
35) (iii)
36) (iv)
37) (v)
38) (v)
39) (iii)
40) (v)
41) (iv)
42) (v)
43) (iii)
44) (iii)
45) (iii)
46) (v)
47) (iv)
48) (iii)
