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Term 1 · Weeks 6–9 · Units and Conversion

Standard problem

Standard

On a map with scale 1:50,000, two barangay halls are 4.6 cm apart. What is the actual distance in kilometres?

Show step-by-step solution

Answer: 2.3 km

  1. Actual distance =4.6×50,000=230,000= 4.6 \times 50{,}000 = 230{,}000 cm.
  2. Convert: 230,000 cm=2300 m=2.3 km230{,}000\text{ cm} = 2300\text{ m} = 2.3\text{ km}.

Common errors to watch for

  • Forgetting to convert centimetres to kilometres (100 cm per m, 1000 m per km).

Budget of Work competencies

  • gm11.t1.w8.c1
    Use a scale to interpret and compare distances on maps, blueprints, and sketches.

Ginawa para sa mga guro at mag-aaral sa Pilipinas. Sumusunod ang nilalaman sa DepEd Budget of Work.

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