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Question 196684: draw any rectangle that is not a square. draw a similar rectangle by applying a scale factor of 3 to the original rectangle
1.how many copies of the original rectangle will fit inside the new rectangle?
2.will you get the same answer for part A. no matter what rectangle you use as the original rectangle?
Click here to see answer by edjones(8007)  |
Question 197244: A farmer plans to use 21 meters of fencing to enclose a rectangular pen having an area of 55 meters. Only three sides of the pen need fencing because parts of an existing wall will form the forth side. Find the dimensions of the pen?
PLEASE HELP I DONT UNDERSTAND!!!!!
Click here to see answer by Alan3354(69443)  |
Question 197769: 1. (3 points ) Answer Yes or No for each question
- If A B and B C, can you conclude that A C? Can you conclude that A C?
- If A B and B C, can you conclude that A C? Can you conclude that A C?
- If A B and B C, can you conclude that A C? Can you conclude that A C?
2. (4 points) Write down all possible subsets of {x, y, z}
3. (2 points) Without writing them down, what are the number of subsets of the set A = {a, b, c, d, e}? Of set B = {a, b, c, d, e, f, g, h, i}?
4. (7 pts) Given U = {All letters of the alphabet}, A = {c, d, e, f}, and B = {e, f, g, h, k}. List the elements of set
(a) A U B
(b) A ∩ B
(c) A′ ∩ B′
(d) A′ U B′
(e) A U B′
(f) (A U B′) ∩ B
(g) (A U B) ∩ (A U B′)
5. (2 points) Write the following in roster form: Set N is the set of natural numbers between two and nine.
N={2,3,4,5,6,7,8,9}}
6. (2 points) State whether set A and B are equal, equivalent, both, or neither.
A = {9, 8, 7} B = {8, 9, 10}
7. (2 points) Express the following in set-builder notation: M = {3, 4, 5, 6, 7}
8. (8 pts) A drug company is considering manufacturing a new product that has two different flavors, orange and cherry. They surveyed 150 people. The results are as follows:
75 liked cherry flavor
94 liked orange flavor
22 liked both flavors.
Construct a Venn diagram and answer the following:
a) How many liked only orange flavor?
b) How many liked only cherry flavor?
c) How many liked either one or the other or both?
d) How many liked neither?
9. (10 pts) In a survey of 75 resorts, it was reported that:
45 provided refrigerators in the guest rooms
37 provided laundry services
44 provided business centers
23 provided refrigerators in the guest rooms and laundry services
29 provided refrigerators in the guest rooms and business centers
21 provided laundry services and business centers
12 provided all three features
Construct a Venn diagram and use it to answer the following questions:
(a) How many of the resorts provided only refrigerators in the guest rooms?
(b) How many of the resorts provided exactly one of the features?
(c) How many of the resorts provided at least one of the features?
(d) How many of the resorts provided exactly two of the features?
(e) How many of the resorts provided none of the features?
Click here to see answer by solver91311(24713)  |
Question 198044: Please help me solve this problem.
When Bobby walks to school in the morning he walks 6 blocks north to pick up Carrie, then 10 blocks west to Andy's house. From Andy's they walk 4 blocks north to school. There is also a direct path that Bobby could take from his house to school if he went alone. How many fewer blocks would he have to walk if he walked to school alone?
Click here to see answer by arallie(162) |
Question 198647: A cylindrical pond has a 12 ft diameter, and the water in the pond is 4 ft deep. Water is being drained from the pond at a rate of 1 cubic foot per minute. How long will it take to drain the pond? Use 3.14
Click here to see answer by edjones(8007)  |
Question 194959: The owner of a sidewalk expresso stand that the weekly profit for their business is a function of the price they charge per cup. If x equals the price(in dollars) of one cup, the weekly profit is given by P(x) = -2900x^2+7250x -2900.
Approximate the maximum profit and the price per cup that produces that profit
Click here to see answer by josmiceli(19441)  |
Question 202324: Open-top box. Thomas is going to make an open-top box
by cutting equal squares from the four corners of an
11 inch by 14 inch sheet of cardboard and folding up the
sides. If the area of the base is to be 80 square inches, then
what size square should be cut from each corner?
Click here to see answer by stanbon(75887) |
Question 202324: Open-top box. Thomas is going to make an open-top box
by cutting equal squares from the four corners of an
11 inch by 14 inch sheet of cardboard and folding up the
sides. If the area of the base is to be 80 square inches, then
what size square should be cut from each corner?
Click here to see answer by scott8148(6628)  |
Question 202324: Open-top box. Thomas is going to make an open-top box
by cutting equal squares from the four corners of an
11 inch by 14 inch sheet of cardboard and folding up the
sides. If the area of the base is to be 80 square inches, then
what size square should be cut from each corner?
Click here to see answer by MathTherapy(10549)  |
Question 202007: Hi there, could someone please help me with the following Advanced Functions problem worth 10 marks?
a)Determine the slope of the tangent to y=1/(1-x) at the point (2,-1) without constructing a table. Explain what you are doing.
b)Determine the general equation of the secant from any point (A,f(A)) to the point on f(x)=4x where x=2. Describe how you would use this to find the equation of the tangent at the point (2,f(2)).
Click here to see answer by RAY100(1637) |
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