Mathematics, 26.02.2021 22:20 kealalac1
A room is shaped like a square joined by a semicircle. The perimeter around the entire room is about 91 feet, and about 31 feet of the total perimeter comes from the semicircle.
B. What is the radius of the semicircle?
C. The room is covered in carpeting. How many square feet of carpeting covers the floor? Round the answer to the nearest whole number.
Answers: 3
Mathematics, 21.06.2019 15:30
Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?
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Mathematics, 21.06.2019 23:00
The ratio of the perimeters of two similar triangles is 4: 3. what are the areas of these triangles if the sum of their areas is 130cm2?
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Mathematics, 21.06.2019 23:10
Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (ā4, 0) and (6, 0). the y-intercept of the first parabola is (0, ā12). the y-intercept of the second parabola is (0, ā24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth
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Mathematics, 22.06.2019 00:00
Can someone me with this? iām not sure what to put for my equations.
Answers: 2
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