Examlex
Find the angle between the pair of vectors to the nearest tenth of a degree.
-7i - 4j, 9i - 8j
Laboratory Refrigerator
A specialized refrigerator designed for storing biological specimens, chemicals, and reagents at specific temperatures to preserve them for scientific research.
Thermometer
An instrument used to measure temperature, often utilized in medical settings to check body temperature.
Thermometer
An instrument designed to measure and indicate temperature.
Body Temperature
The measure of the body's ability to generate and get rid of heat, reflecting the balance between heat production and heat loss.
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