Answered

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A rectangular field is 3 times as long as it is wide. If the perimeter is 0.8 km, What is the length

Sagot :

olumideolawoyin

Answer:

0.3 km

Step-by-step explanation:

Let width be x, then the length = 3x.

Perimeter of the rectangular = 2(length + width)

Perimeter of the rectangular = 2(3x + x)

0.8 = 2(4x)

0.8 = 8x Divide both sides by 8

x = 0.8 / 8

x = 0.1 km.

Therefore, the length is 3x

= 3 × 0.1

= 0.3 km

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