Math, asked by khpriyanka173, 8 days ago

Find the surface area and volume of a cube of side
(i)
12 cm
(ii)
19 cm
(iii)
5 m
(iv)
13 m

Answers

Answered by anunandaa268

0

Answer:

1. 864 sq.cm

2. 2166 sq.cm

3 150 sq.m

4.1014 sq.m

Step-by-step explanation:

1.Surface area of a cube= 6a2

Side = 12

Surface area = 6a2

= 6 x 12 x 12

=144 x 6

= 864 sq.cm

2. Surface area = 6 x 19 x 19

= 361 x 6

= 2166sq.cm

3. Surface area = 6 x 5x 5

=25 x 6

=150 sq.m

4. Surface area = 6 x 13 x 13

= 169 x 6

= 1014 sq.m

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