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ziro4ka [17]
3 years ago
14

15. The floor plan of the basement of a shopping centre is drawn to a scale of 1:400.

Mathematics
1 answer:
maks197457 [2]3 years ago
6 0

Answer:

  • 4 hectares

Step-by-step explanation:

<u>The scale factor is:</u>

  • k = 1/400

Applied to the area we consider k² as the area is the product of two dimensions.

<u>Find the actual area:</u>

  • 0.25 m² : (1/400)² =
  • 0.25 m² * 160000 =
  • 40000 m² =
  • 40000 * 1/10000 hectares =
  • 4 hectares
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