What is the length of the altitude of an equilateral triangle of side 4 cm?
Explanation:
Altitude of an equilateral triangle is given by √3/2 × a.
where a is the side of an equilateral triangle.
∵ a = 4 cm
∴ Altitude = √3/2 × 4 = 2√3 cm.
Hence, option (c).
» Your doubt will be displayed only after approval.
Help us build a Free and Comprehensive Preparation portal for various competitive exams by providing us your valuable feedback about Apti4All and how it can be improved.