Question

rectangle has a perimeter of 20cm. If the measures of sides are a whole number of centimeters, Find the possible pairs of values for the length and width.​

Answer 1

Answer:

This is the answer

Explanation:

1,9

2,8

3,7

4,6

Answer 2

Answer:

Breadth = 4cm

Length = 6 cm

Perimeter = 2(l +b)

= 2(6 + 4)

= 2*10

= 20cm

Explanation:

2 ( l + b ) = 20

l + b = 20 / 2

l+b = 10

l = 10 - b. equation 1

2( (10 -b) + b) = 20

2(10 - 2b) = 20

20 - 4b = 20

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