Question by Summer Clouds - Discuss with MathYouLike

Summer Clouds moderators

01/11/2017 at 13:43

A pasture with an area of 25 hectares is enclosed using 2 km of fencing. Another pasture is to be enclosed. For the second pasture, how many hectares of land can 8 km of fencing enclose if the two fenced areas are similar?

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Lê Quốc Trần Anh Coordinator 01/11/2017 at 16:56

The ratio of the area of the second and the first pasture is: \(\left(8:2\right)^2=16\)

So the area of the second pasture is: \(25\cdot16=400\left(hectares\right)\)

ANSWER: 400 hectares
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Phạm Tuấn Đạt 04/11/2017 at 23:52

The ratio of the area of the second and the first pasture is: \(\left(8:2\right)^2\)=16

So the area of the second pasture is: 25⋅16=400(hectares)

ANSWER: 400 hectares

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