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Find the perimeter of an equilateral triangle with a side length of 6 cm. 

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RPF Constable 2024 Official Paper (Held On 02 Mar, 2025 Shift 3)
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  1. 36 cm
  2. 9 cm
  3. 18 cm
  4. 6 cm

Answer (Detailed Solution Below)

Option 3 : 18 cm
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Detailed Solution

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Given:

Side length of the equilateral triangle = 6 cm.

Formula Used:

Perimeter of an equilateral triangle = 3 × side length

Calculation:

Side length = 6 cm

Perimeter = 3 × 6

⇒ Perimeter = 18 cm

The perimeter of the equilateral triangle is 18 cm.

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