Answer
$12m$
Work Step by Step
We can find the height of the tree as
$\frac{h_{\circ}}{h_i}=\frac{d_{\circ}}{d_i}$
We plug in the known values to obtain:
$\frac{h_{\circ}}{0.038}=\frac{23}{0.07}$
$\implies h_{\circ}=12m$
Physics Technology Update (4th Edition)
by Walker, James S.
Published by
Pearson
ISBN 10:
0-32190-308-0
ISBN 13:
978-0-32190-308-2
Chapter 26 - Geometrical Optics - Problems and Conceptual Exercises - Page 941: 41
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