Question

answer this question ​

Answer 1

Step-by-step explanation:

Let ABCD be a rectangular sheet whose length and width is given 12

2

1

cm and 10

3

2

cm respectively.

Then, We know that

The perimeter of a rectangle =2(length + width)

=2(12

2

1

+10

3

2

)

=2(

2

25

+

3

32

)

=2(

6

75+64

)

=2(

6

139

)

=2×

6

139

=

3

139

cm

Or

=46

3

1

cm.

Answer 2

Answer:

l=121/2

b=102/3

Step-by-step explanation:

perimeter=2l+2b

=2×121/2+2×102/3

=25/2×2+32/3×2

=25+64/3

=75+64/3

=139/3 cm is perimeter