Question

Q1. A company package its milk power in cylindrical container whose base has a diameter of 14cm and height 20cm. Company places a label around the surface of the container (as shown in the figure). If the label is placed 2cm from top and bottom,
1= find the area of cylinder
2= with is the height of a label around the surface of the container
3= find the base Circumference of a container
4= what is the curve surface area of container​

Answer 1

Answer:

Given: Diameter of cylindrical container = 14 cm

Radius of cylindrical container

r

=

d

2

=

14

2

=

7

c

m

Height of cylindrical container = 20 cm

Height of the label h = 20 - 2 - 2 = 16 cm

Curved surface area of label =

2

π

r

h

=

2

×

22

7

×

7

×

16

=

704cm

2

Hence the area of the label of

704

c

m

2