Question

Find the breadth of that rectangle Whose length is 42 m 50 cm and perimeter is 140 meters.
please ​

Answer 1

Answer:

breadth=(perimeter/2)-length

Step-by-step explanation:

breadth=(14000cm÷2)-4250

=7000-4250=

2750cm=27m50cm

Answer 2

$let \: breath \: be \: x \\ length \: = 42m \: 50cm \\ = 42.5m \\ perimeter \: = 2(l + b) \\ perimeter \: = 140 \\ 2(42.5 + x) = 140 \\ 85 + 2x = 140 \\ 2x = 140 - 85 \\ 2x = 55 \\ x = 27.5m \\ or \\ 27m \: 50cm$

Step-by-step explanation:

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