From the term line the term angle can be defined because when two lines intersect at a point an angle is formed. An angle is defined as a figure which is formed when two lines intersect each other at a point. ... Therefore, the undefined term which is used to define the term an angle is line.
The weekly earning for the waitress is $475.
Step-by-step explanation:
Weekly salary = $275
Commission = 5%
Worth of dinners served = $4000.00
Amount of commission = 5% of worth of dinners served

Total earned = Weekly salary + Amount of commission
Total earned = 
The weekly earning for the waitress is $475.
Keywords: percentage, commission
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Step-by-step explanation:
m=-2
m^2+9m+3
substitute-2 in m
-2^2+9(-2)+3
= -19