Question

the length and width of. the rectangle are 12 cm and 9 cm respectively .find its area and perimeter​

Answer 1

Answer:

permeter of rectangle =2( length + width)

permeter of rectangle =2(12+9)=2×21=42

Now,

area of rectangle = length × width

area of rectangle = 12×9 = 108 cm²

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here 42cm & 108cm² is an answer..

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hope it will help u..

Answer 2

Answer:

length of the rectangle = 12cm

breadth of rectangle =com

perimeter of rectangle =2 (L+B)

2 (12cm+9cm)

2 × 21cm

=42 cm ans

area of rectangle =L×B

12cm×9cm

=108 sq cm ans

hope this helps