Question

Equilateral triangles I, II, III and IV are such that the altitude of triangle I is the side of triangle II, the altitude of triangle II is the side of triangle III and the altitude of triangle III is the side of triangle IV. If the area of triangle I is 2 cm² , then the area (in cm² ) of triangle IV is : 

(1) √3/2

(2) 9/16

(3) 27/32

(3) 45/64

Comments

So easy question

Answer 1

Correct option (3) 27/32

Explanation:

Area of triangle (with side a₁)