nuttywassabian nuttywassabian

10-01-2019
Mathematics

contestada

PLZ HELP IM TIMED!!!!!!!!!
A tree casts a shadow 12 feet long. A 5 ft pole is placed perpendicular to the ground. The length of the pole's shadow is 4 feet. How tall is the tree?

A) 1 2/3 ft
B) 9.6 ft
C) 15 ft
D) 16 ft

Respuesta :

AlbertThomas AlbertThomas

11-01-2019

Using similar triangles
[tex] \frac{5}{4} = \frac{tree}{12} \: so \\ 60 = 4 \times tree \: and \: \\ \frac{60}{4} = tree = 15 \: feet \: tall[/tex]

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