- 5√3 cm
- 4√3 cm
- 7√3 cm
- 9√3 cm

Option 3 : 7√3 cm

**Given:**

Equilateral triangle having side 14 cm

**Formula Used:**

Height of equilateral triangle = √3/2 × side

**Calculation:**

Height of equilateral triangle = √3/2 × side

⇒ √3/2 × 14

⇒ 7√3 cm

**∴ The height of the equilateral triangle is 7√3 cm. **

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