a rectangular sheet of paper is 15 2 by 3 CM wide long and 8 2 by 3 wide. find this perimeter
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Answer:
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.
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