Question

Length = 128 mm and breadth =150mm.
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Answer 1

Answer:

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Step-by-step explanation:

$area \: \: of \: \: rectangle \: \: = l \times b \\ \\ = 128 \times 150 \\ \\ = 19200 \: \: mm {}^{2} \\ - - - - - - - - - - - - \\ perimeter \: \: of \: \: rectangle = 2( l+b ) \\ \\ = 2(128 + 150) \\ \\ = 2(278) \\ \\ = 556mm$

Answer 2

• Area of rectangle = Length × breadth

Given :-

• Length = 128 mm

• Breadth = 150 mm

Solution :-

• Area = 128 mm × 150 mm = 19200 mm²

• Perimeter = 2 (L + B)

• Perimeter = 2 (128 mm + 150 mm)

• Perimeter = 2 × 278 mm

• Perimeter = 576 mm

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