Answer:
D. 1,044 is the total amount of money Mrs. Smith collected
The table represents a greater unit rate of change.
Answer:
The formula for calculating the width of the window is
Step-by-step explanation:
<u><em>The question in English is</em></u>
A rectangular window is l meters wide and h meters high, with a perimeter of 6 meters and an area of 2m². What is the formula for calculating the width of the window?
we know that
The perimeter of the window is equal to
we have
so
simplify
isolate the variable l
----> equation A
The area of the window is equal to
we have
so
----> equation B
substitute equation A in equation B
solve for w
The formula to solve a quadratic equation of the form
is equal to
in this problem we have
so
substitute in the formula
---> formula for calculating the width of the window
You find the slope of the line by using the formula where x1 and y1 is the first point, and x2 and y2 are the second point.
Answer:
49
Step-by-step explanation:
a+b/2xh
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