The area of a table top in the shape of an equilateral triangle is 9√3 cm2. What is the length (in cm) of each side of the table?
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. 6
Area of an equilateral triangle = √3/4 × side2
9√3 = √3/4 × side2
Side of the triangle = 6 cm.