Question

JH is the geometric mean of which two segments?

GH and HI

JI and HI

GJ and GH

Answer 1

• A. GH and HI

Explanation:

From the similarity of triangles GHJ and JHI we get:

• JH / HI = GH / JH ⇒ JH ² = GH · HI ⇒ JH = √GH · HI

This is a expression of the geometric mean