Question by Huỳnh Anh Phương - Discuss with MathYouLike

Huỳnh Anh Phương

23/11/2018 at 09:47

In the rectangle ABCD, segement AB is twice segement BC. The perimeter of the rectangle ABCD is 60cm. Find the area of the rectangle ABCD?

area perimeter geometry

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FacuFeri 24/11/2018 at 09:45

My answer is :

\(200cm^2\)

:D
Huỳnh Anh Phương selected this answer.
lê đức anh 11/01/2020 at 04:54

nửa chu vi là 60: 2 = 30cm

độ dài mỗi cạnh là 30:(2+1)x2=20cm;20:2=10cm

diện tích là 20x10=200cm2

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