When = 90°, a Form of the Law of Cosines

question 311

True/False

When = 90°, a form of the Law of Cosines reduces to Heron's Formula.

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Definitions:

De-energize MCR Coil

The process of removing electrical power from a Master Control Relay (MCR) coil, which stops the current path in the control circuit.

Disconnect Switch

A disconnect switch, also known as an isolator switch, is a device used to ensure that an electrical circuit is completely de-energized for service or maintenance.

JSR Instruction

An assembly language instruction meaning "Jump to SubRoutine," directing the program flow to a specified subroutine.

Subroutine Area

Part of a program dedicated to a subroutine, which is a set of instructions designed to perform a frequently used operation.