Question

If the dimensions of a cuboid are 3 cm, 4 cm and 10 cm, then its surface area is
216 cm
82 cm*
123 cm
164 cm
A.
B.
C.
D.
2.
The volume of the cuboid in Q.1 is
A. 17 cm
164 cm
cm
D. 240 cm
C.
120
B.
3.
The surface area of a cuboid is 1372 sq. cm. If its dimensions are in the ratio of 4:2:1,
then its length is
A.
14 cm
C.
B.
/ cm
21
D.
28cm
cm
The base radius and height of a right circular cylinder are 7 cm and 13.5 cm. The volume of
cylinder is
2079 cm
A. 1579 cm
1897 cm
2197 cm
B.
C.
D.
5.
The base radius of a cone is 5 cm and its height is 12 cm. Its slant height is
19.5 cm
C. 26 cm
52cm
A.
13
B.
D.
cm
The curved surface area of a cylinder of height 14 cm is 88 sq. cm. The diameter of the
b.
cylinder is
C.
2.0
A.
B.
1.0 cm
D.
0.5
1.5
cm
cm
cm
1
The lateral surface area of a right circular cone of height 28 cm and base radius 21 cm is
A. 1155 cm
C. 2110 cm
2310 cm
B. 1055 em
D.
264
m. The area of canvas
8.
The circumference of the base of a 8 m high conical tent is
required to make the tent is
1360
1360
286
98
cm
B.
14 Cm
C.
cm
D.
cm
7
The area of metal sheet required to make a closed hollow cone of height 24 m and base radius
9.
7 m is
A. 176 m
B. 352 m
7041 m
1408 m
C.
D.

Answer 1

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Answer 2

Answer:

Step-by-step explanation:

The area of metal sheet required to make a closed hollow cone of height 24 m and base radius

9.

7 m is

A. 176 m

Its slant height is

19.5 cm

C. 26 cm

52cm

A.

13

The base radius and height of a right circular cylinder are 7 cm and 13.5 cm. The volume of

cylinder is

2079 cm

A. 1579 cm