The area of an equilateral triangle with side 4√7 cm is
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Step-by-step explanation:
The side of the equilateral ∆ = 4√7
Area = √7/4 ×(side)² cm²
Area = √7/4 ×(4√7)² cm²
Area = √7/4 × 16×3cm²
Area = 28√3cm²
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Answer
Step-by-step explanation:
Area of equilateral triangle is 4✓7
✓3/4a squre= 4✓7
a square=4✓7×4/✓3
=4√4+√3×4/√3
= 16√4
= 16×2
=32
a= √32
a= √2×2×2×2×2
a= 4√2
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