Question

Question : In a rectangle, one is 2cm more than the other side with a perimeter 32cm. Then find its length of the diagonal. *

a) 130
b)√ 130
c) √ 120
d) none

Solve answer with the well-explained method!
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Answer 1

Answer:

We know that Perimeter=2×Length+2×WidthPerimeter=2×Length+2×Width

So

2×Width=32−(2×9cm)=14cm2×Width=32−(2×9cm)=14cm

And therefore

Width=14÷2cm=7cmWidth=14÷2cm=7cm

Recalling the definition of area, we know:

Area=Length×Width=9cm×7cm=63cm²Area=Length×Width=9cm×7cm=63cm²

Hope it's helps..✅

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Answer 2

Answer:

Answer:

We know that Perimeter=2×Length+2×WidthPerimeter=2×Length+2×Width

So

2×Width=32−(2×9cm)=14cm2×Width=32−(2×9cm)=14cm

And therefore

Width=14÷2cm=7cmWidth=14÷2cm=7cm

Recalling the definition of area, we know:

Area=Length×Width=9cm×7cm=63cm²Area=Length×Width=9cm×7cm=63cm²

Hope it's helps..✅