Question

The area of an equilateral triangle of side 40 cm is

1) 100√3cm²
2)160√3cm²
3)200√3cm²
4)400√3cm²

find answer​

Answer 1

Answer:

option 4

Step-by-step explanation:

area of an equilateral triangle is (root 3 x a²)/4

here a is the side of the triangle

root 3 x (40)² divided by 4 is the area

root 3 × 1600/ 4

400root 3

hope it helps

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Answer 2

Answer:

4)400√3cm²

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