In rectangle ABCD, 
, 
, and 
. Find the value of x.
Definitions:
Hypothalamus
A small region of the brain's base playing a crucial role in many functions, including releasing hormones, regulating body temperature, and maintaining daily physiological cycles.
Ghrelin
A hormone produced in the stomach that stimulates hunger and plays a role in regulating energy balance.
Extrinsic Motivation
A form of motivation that is driven by external rewards or pressures, rather than internal satisfaction.
Homeostasis
The self-regulating process by which biological systems maintain stability while adjusting to conditions that are optimal for survival.
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