Provide the Requested Proof

question 44

Essay

Provide the requested proof.
- $$\text { In the figure below, } \mathrm { BD } = \mathrm { CD } . \text { Prove that } \mathrm { m } ( \angle \mathrm { BAC } ) = 2 \mathrm {~m} ( \angle \mathrm { BAD } )$$

Understand how to manipulate and extract specific components (seconds, minutes, hours, month number) from time and date values in Excel.

Learn to round numbers, including times to the nearest specified interval, and understand rounding functions (ROUND, ROUNDDOWN, ROUNDUP).

Know how to control the calculation options in Excel, including manual and automatic updates of formulas.

Understand how to use the COUNT function and its variations to count cells based on different criteria.

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Definitions:

Plate Boundary

Boundaries at the junction of two tectonic plates, frequently linked with earthquakes and volcanic actions.

Appalachian Mountains

A major mountain range in eastern North America, extending from the Canadian Maritime provinces to central Alabama in the United States.

Thrust Faulting

A type of faulting caused by compressional forces where older layers of rock are pushed up and over younger layers.

Composite Volcanoes

Mountains formed from lava flows and pyroclastic eruptions, typically featuring steep profiles and periodic explosive eruptions.