Answer:452.4
Step-by-step explanation:
Answer:
The answer is (x-6) squared
Answer:
132.233 ft2
Step-by-step explanation:
Let's call the width of the rectangle 'w' and the length 'x'. So the area of the semicircle is:



And the area of the rectangle is:

If the perimeter of the window is 41 feet, we have:



Now, the equation for the total area of the window is:



To find the maximum area, we can find the x-coordinate of the vertex of the quadratic equation:

So the width that gives us the maximum area of the window is 6.45 feet, and the area will be:

Answer:
2 Dollars
Step-by-step explanation:
First check how much it would cost for 3 teachers to buy the present like this:
24÷3
3_/24
08
1 teacher pays 8 dollars
now If Do this Over with 4 teachers
24÷4
4_/24
06
1 teachers pays 6 dollars
now the difference is 8-6 = 2 dollars