The Length of a Shadow of a Tree Is 120

question 23

Multiple Choice

The length of a shadow of a tree is 120 feet when the angle of elevation of the sun is 33º.Approximate the height of the tree.Approximate the answer to one decimal place. ​

• A)77.9 ft
• B)81.9 ft
• C)79.9 ft
• D)78.9 ft
• E)80.9 ft

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Definitions:

Reaction

A method where substances combine to create new substances that have distinct chemical structures and characteristics.

HOMO

Highest Occupied Molecular Orbital, representing the highest energy level that contains electrons in a molecule.

Pentadienyl Anion

A negatively charged ion consisting of five carbon atoms in a row with alternating single and double bonds, often involved in organic reactions.

Synthetic Sequence

A series of chemical reactions designed to construct complex molecules from simpler substances through a stepwise process.