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Question 457925: 3. A customer wants to make a tree house in his backyard for his children. He plans to use lengths of PVC plumbing pipe for the supports on the tree house, and he wants the tree house to be 24 feet across and 5 feet tall (see figure). How long should the pieces of PVC plumbing pipe be?
Click here to see answer by richwmiller(9144)

Question 458045: A square is to be built inside a circular area. Each corner of the square touches the circle. If the radius of the circle is 3, how much greater is the area of the circle than the square?
A. 9-9/2pi, B. 9-9pi, C. 9-9pi, D. 9pi-9, E. 9pi-18
I already did 3.14x9= 28.26 area of the circle.
Which is 9pi
Which one is it?
Click here to see answer by htmentor(808)

Question 458233: the are of a rectangle is 525 cm squared. find the dimensions of a rectangle if the ratio of the length to the width is 7:3.
Click here to see answer by Alan3354(31528)

Question 458324: The area of a rectangular wall of a barn is 108 square feet. Its length is 6 feet longer than twice its width. Find the length and width of the wall of the barn?
Click here to see answer by oberobic(2304)

Question 458688: the distance all around a classroom is 18cm.The room is twice as long as its width. Find a)Its Length b)Its Width.
Click here to see answer by richwmiller(9144)

Question 458823: the sum of two angle is 130. if the larger is 10 more than twice the smaller find the 2 angle

Click here to see answer by simranb(55)

Question 458783: A ramp at the loading dock of an automobile mnufacturing plant makes a 13 degree angle with the ground. The bottom of the ramp is 25 m from the building. What is the length of the ramp to the nearest meter?
I tried cos 13=25/x but it gives me about 25.8. According to the answer key, the answer is 24. What am I doing wrong??
Click here to see answer by bucky(2189)

Question 458982: The perimeter of a rectangle with length, l and width, w is given by P = 2w + 2l. If the perimeter of a certain rectangle is 78 centimeters and the width is 12 centimeters, what is the length? Please show all of your work.
Click here to see answer by nerdybill(7008)

Question 459187: If five of the exterior angles of a convex hexagon measure 55°, 60°, 63°, 70°, and 81°, find the measure of the sixth exterior angle.
1. 31°
2. 60°
Click here to see answer by richard1234(5390)

Question 459625: Determine the slopes of the lines parallel and perpendicular to the graph of 3x - 6 = -y
Click here to see answer by mananth(12270)

Question 459809: if the surface area of a rectangular solid is 136 in2, find h if l =8in. and w=4in.
Click here to see answer by mananth(12270)

Question 459952: Find the maximum or minimum of: f(x) = x2 + 4x + 4. What is the value of x that produces the maximum (or minimum)?
Click here to see answer by Gogonati(817)

Question 459949: 2. Using the formula f(x) = x2 – 2x + 1, find if it has a maximum or minimum and give that point. What is the x-intercepts.

Click here to see answer by rfer(12730)

Question 459881: If a right circular cylindrical vessel is one-quarter full, and you added seven liters of liquid that made the vessel three-fifths full, what is the total capacity of the vessel in liters?
Click here to see answer by rfer(12730)

Question 459960: A wire 41 inches long needs to be cut into three pieces so that it can be formed into two identical circles and a square. The length of the side of the square must equal the diameter of the circles.approximate where the wire should be cut. Please show me how to solve this ..
Click here to see answer by ankor@dixie-net.com(15746)

Question 460490: How much greater is the area of the square than that of the circle if the diameter of the circle is 10
Click here to see answer by amoresroy(333)

Question 460969: Cynthia Besch wants to buy a rug for a room that is 11 ft. wide and 30 ft. long. She wants to leave a uniform strip of floor around the rug. She can afford to buy 252 sq. ft. of carpeting. What dimensions should the rug have?
Click here to see answer by ankor@dixie-net.com(15746)

Question 461218: James is building a ramp for his elderly grandmother. If he builds it 3 feet above the ground and if it has a 4 foot base, how long will the ramp be?
A. 3 feet
B. 5 feet
C. 8 feet
D. 10 feet
Click here to see answer by nerdybill(7008)

Question 461409: Find the perimeter and area of a right triangle if one leg measures 12 yd. and the other leg measures 35 yd.
Click here to see answer by rwm(914)

Question 461417: what is the exact circumference of a circle with a diameter of 15 inches

Click here to see answer by rwm(914)

Question 461819: if two angles of a triangle are equal ant the measure of the thrd angle is 4 degress less than twice of eache of the other angels what is the measure of the largest angle?
Click here to see answer by rwm(914)

Question 461959: Business and finance. Seven employees of an office donated a total of $172.06 during a charity drive. What was the average donation?
Click here to see answer by rwm(914)

Question 461959: Business and finance. Seven employees of an office donated a total of $172.06 during a charity drive. What was the average donation?
Click here to see answer by juliane1(5)

Question 462157: James scored 19 times during one basketball. He scored a total of 28 points, two for each field goal and one for each free-throw. How many field goals did he make? How many free-throws?
a) define one variable for the number of field goals made. another variable for the free-throws.
b) write an expression that represents the total points made from field goals. another one for free-throws.
c) write an equation that describes the number of times that James scored during the game. write an equation for the total score.

Click here to see answer by graphmatics(170)

Question 462234: Please help me solve this. Ive just started learning and I do not understand.
A rectangle has a perimeter of 130cm. If the length of the rectangle is 4 times its width, find the demensions of the rectangle.
Click here to see answer by JimboP1977(308)

Question 462469: Using the formula f(x) = x^2 – 2x + 1, find if it has a maximum or minimum and give that point. Also give x-intercepts.
Click here to see answer by nerdybill(7008)

Question 462470: When we say a TV is 42 in., we mean the diagonal is 42 in. For a 42-in TV, the width is 15 in. more than the height. Find the dimensions of a 42-in. TV.
Click here to see answer by rwm(914)

Question 462669: a boat is 1000 meters from a cliff. if the angle of depression from the top to the boat is 15 degree, how tall is the cliff? round your answer to the nearest tenth.
Click here to see answer by stanbon(57967)

Question 462917: What is the area of a square whose sides are 5 feet 9 inches long?
Click here to see answer by Gogonati(817)

Question 463082: a plywood has an area 225 feet how long is each side?
Click here to see answer by simranb(55)

Question 463101: The base of a rectangle is (x+2) cm and the height is (x-3) cm. If the area is 24 cm2, find the base and height.
Click here to see answer by amoresroy(333)

Question 463624: How much greater is the area of a square that has one side equal to 4 feet than a rectangle that measures 3 feet long and 2 feet wide?
Click here to see answer by rfer(12730)

Question 463961: A water fountain with a 4 ft. by 4 ft square base is placed on a square grassy park area that is x ft on a side. To determine the amount of grass seed needed for the lawn, find a polynomial for the grassy area.
Click here to see answer by Theo(3504)

Question 463746: a circle is inscribed in a square and there's another small circle at the down part of the circle in the right side, how to get the area of the small square and circumference?
Click here to see answer by robertb(4012)

Question 464109: A room has an area of 418 square feet. One dimension is 3 feet more than the other. Find the dimensions of the room.

Click here to see answer by MathLover1(6812)

Question 464083: The Everton College store paid $1930 for an order of 49 calculators. The store paid $10 for each scientific calculator. The others, all graphing calculators, cost the store $55 each. How many of each type of calculator was ordered?
The store ordered______scientific calculators and _______graphing calculators.
Click here to see answer by Theo(3504)

Question 464163: In a theater, orchestra tickets cost $4 more a piece than balcony tickets, and each lodge ticket costs $3 more than an orchestra ticket. Maria paid $508 for four lodge and twelve balcony tickets. How much did each ticket cost?
I am so frazzled on this. If anyone could help me out, thank you!
Click here to see answer by jorel1380(2518)

Question 464175: A billiards triangle is equilateral. What is its perimeter?
each side is (2x + 1) inches
Click here to see answer by richard1234(5390)

Question 464357: Which quantity would not be labeled with a vector?
A. kilometers/hour B. miles/hour C. miles/gallon D. centimeters/second
Click here to see answer by Edwin McCravy(8999)

Question 464533: A family already has four daughters. What is the probability that their next child will be a boy?

Click here to see answer by edjones(7569)

Question 464763: if the complemnt of an angle is one third of its supplement.find the angles
Click here to see answer by amoresroy(333)

Question 465046: which of the following values of x will allow these 3 expressions, x, 2x, and 2x+5, (where x>0) to be the side lengths of a triangle?
a. x= 8
b. x=5
c. x=2
d. x=1
Click here to see answer by solver91311(17077)

Question 465044: dolores is on a bridge that is 5o ft above a lake. she sees a boat at a 30 degree angle of depression. what is doloress horizontal distance from the boat?
Click here to see answer by solver91311(17077)

Question 465042: jim attatches a wire from the top of an 8 ft pole to the ground. the wire makes an angle of elevation of 45 degrees with the ground. what is the length of the wire?
Click here to see answer by jorel1380(2518)

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