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A person standing 140 centimeters from a mirror notices that the angle of depression from his eyes to the bottom of the mirror is 14°, while the angle of elevation to the top of the mirror is 13°. Find the vertical dimension of the mirror (see the figure). Round to the nearest centimeters. Apply the rules regarding the use of significant digits when determining your answer.
Vertical dimension of mirror = __________ cm
Land
A natural resource that refers to the earth's surface not covered by water, which can be used for agriculture, construction, or as an investment.
Insurance
A financial product that provides protection against losses or damages, typically in the form of a policy for which the insured pays a premium.
Residual Value
The calculated estimate of what an asset will be worth when it reaches the end of its functional life.
Straight-Line Depreciation
Straight-line depreciation is a method of allocating the cost of a tangible asset over its useful life in equal annual amounts.
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