The equation y=0.02x+250 gives the weekly income y in terms of sales x.
Step-by-step explanation:
Given,
Weekly salary of real estate agent = $250
Commission rate = 2%
Let,
x be the sales per week.
y be the total weekly income.
Amount of commission = 2% of sales per week
Amount of commission = 
Amount of commission = 0.02x
Total weekly income = Amount of commission + Weekly salary

The equation y=0.02x+250 gives the weekly income y in terms of sales x.
Keywords: equation, percentage
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Answer:
see explanation
Step-by-step explanation:
is in the fourth quadrant
Where sin and tan are < 0 , cos > 0
The related acute angle is 2π -
= 
Hence
sin([
) = - sin(
) = -
= - 
cos(
) = cos(
) = 
tan(
= - tan(
= - 1
The length of the bigger piece is 28 and the total length is 40