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4 years ago

14

How tall is the tree? A. 8ft B. 15 Ft C. 18 FT D. 72 ft

2 answers:

Kobotan [32]4 years ago

8 0

We are supposed to assume ratio of similar triangles (since he is looking at mirror, angle of incendence=angle of reflection so all 3 angles are same and the triangles are similar)
use ratio
ratio of height of small triangle to base of small triangle=ratio of height of large triangle to base of large triangle
so6:2=h:246/2=h/243=h/24multiply both sides by 2472=hthe tree is 72ft tall
answer is D

Nostrana [21]4 years ago

5 0

The answer is d multiple the andeers

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