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6th G-Math
1.What is a reasonable estimate for the area of a circle with radius 4 cm? A. Area=12cm^2 B. Area=16cm^2 C. Area=24cm^2 D. Area=48cm^2

math
what happens to the area of a parallelogram when you double both the height and the base. A.the area is halved my answer B.the area is doubled C.the area is quadrupled D.the area is cut in half

science
Atoms from area A are most likely to form ionic bonds with atoms from area? A. area a B. area d C.area c D. area b

8th grade math
circle A has a raduis that is twice the length og the raduis of circle B. Which is an accurate statement about the relationship of these areas of circle A and B and y? a.the area of circle A is 4 times the area of circle B b. the area of circle A is twice the area of circle B...

Calculus - Center of Mass
Find the exact coordinates of the centroid given the curves: y = 1/x, y = 0, x = 1, x = 2. X = 1/Area*Integral from a to b: x*f(x)dx Y = 1/Area*Integral from a to b: [(1/2)*(f(x))^2]dx How do I find the area for this? Once I know that, is this the correct set up? X = 1/Area*...

Calculus
How fast is the area of a square increasing when thh side is 3m in length and growing at a rate of 0.8m/min? I did Area=x^2 Area'=2x(x') x'=area'/2xz x'=0.8/((2)(3)) Where did I go wrong? Thanks in advance.

calculus
Find the area between the graph of f and the x-axis over the interval [−4, 1] when f(x) = 4 + 4x. 1. Area = 34 sq. units 2. Area = 30 sq. units 3. Area = 28 sq. units 4. Area = 32 sq. units 5. Area = 26 sq. units

Geometry
Regular pentagons A and B are similar. The apothem of Pentagon A equals the radius of Pentagon B. Compare the areas. The area of Pentagon A is equal to 1.49 times the area of Pentagon B. The area of Pentagon B is equal to 1.49 times the area of Pentagon A. The area of Pentagon...

geometry
The area of an ellipse in the form (x*x/a*a)+(y*y)/(b*b)=1 is A=3.14*ab. For this ellipse, a+b=20. a. write the area of the ellipse as a function of a. b. Find the equation of the ellipse with an area of 264 square centimeters. c. Complete the table and make a conjecture about...

pre calc. help!!!!!!
i am building a rectangular swimming pool. the pool is to have a surface area of 1000 ft.^2. it also has a uniform walk way of 3 ft. surrinding it. X is the lengh of one side of the pool, and Y is te lengh of the other side. A.) express the area of the plot of land needed for ...

Earth Science
Two different areas of the United States receive the same amount of rainfall during a day. Area A has soil that contains many large pores and rocks made of sandstone. The soil in Area B is mainly heavy clay. Area A is a desert. Area B is a swamp. For each area (Area A and Area...

Math
a parallelogram has a height of 5 cm and a base of 10cm. what happens to the area if the parallelograms measurements double to a height of 10cm and a base of 20cm? A. the area doubles.<my answer B. the area is quadrupled. C. the area stays the same. D. the area is cut in half.

Statitics
The value given below is discrete. use the continuity correction and describe the region of the normal distribution that corresponds to the indicated probiality. The probability of fewer than 35 men are senators who are men a)the area to the left of 35.5 b)the area to the ...

algebra
A sheet of cardboard with an area of 10 square feet is made into a closed rectangular box. The four sides of the box have the same area and two ends have the same area. The area of each of the four equal sides is twice the area of each end. What is the area of each face of the...

calc. 1
You are designing a poster with area 625cm^2 to contain a printing area having margins of 1cm at the top and bottom and 5cm on the sides. Find the largest possible printing area. Round your answer to the nearest four decimal place. I am aware that i should recognize that area ...

math
A childrens play area is triangular. The sides of the play area measure 90m ,225m and 255m respectively . Calculate the area of the play area?

Math
A children's play area is triangular. The sides of the play area measure 90m, 225m and 255m respectively. Calculate the area of the play area.

Math
There are two rectangles that are similar. One rectangle has an area of 24 and the other has an area of 15 how do you find the ratio of the area of the first rectangle to the area of the second rectangle?

Algebra I
Rectangle ABCD has vertices C and d on the x-axis and vertices A and B on part of the parabola y = 9 - x^2 that is above the x-axis. a.) Find the coordinates of A, B, C, and D in terms of x. b.) Determine the Area of the rectangle as a function of x. c.) What is the domain for...

Calculus
Find the exact coordinates of the centroid. y = sqrt[x], y = 0, x = 9. -------------- Is this basically 1/4 of an oval/ellipse? If so then the area would be: pi*9*3, correct? So the X coordinate would equal: 1/Area * Integral from 0 to 9 of (x*f(x))*dx Which equals: (4/(27*pi...

geometry
word problem You and 3 friends order a 24 in pizza (the diameter is 24 inches) what is the area of the pizza? Round to the nearest tenth. If you and 3 friends spit the pizza evenly, how much do you get to eat? What is total area? and what is your area? for total area i got 452...

calculus(Lab)
Well, first graph the graph of f(x)=-1/10x^2 + 3 2. We are going to approximate the area between f and the x-axis from x = 0 to x = 4 using rectangles (the method of Riemann sums). This is not the entire area in the first quadrant, just most of it. Draw four inscribed ...

Math
A man owns a rectangular piece of land. The land is divided into four rectangular pieces, known as Region A, Region B, Region C, and Region D. One day his daughter, Nancy, asked him, what is the area of our land? The father replied: I will only tell you that the area of Region...

MATH
ABCD is a rectangle and line DX and DY and XY are drawn where X is on AB and Y is on BC.the area of the triangle BXY is 4 ,area of triangle AXD is 5 and area of triangle CYD is 3.determine the area of the triangle DXY.

MATH
ABCD is a rectangle and line DX and DY and XY are drawn where X is on AB and Y is on BC.the area of the triangle BXY is 4 ,area of triangle AXD is 5 and area of triangle CYD is 3.determine the area of the triangle DXY.

Math
The dimensions of Mrs. Singleton's square garden are dilated using a scale factor of 3. What is the relationship between the area of the new garden and the old garden? A. The are of the new garden is nine times the area of the original garden B. The area of the new garden is 1...

Math problem solving investigation: guess and chec
The area of each square is twice the area of the next smaller square drawn in it. If the area of the smallest square is 3 square centimeters, what is the area of the largest square

math
the area of the circle was measured to be 29/30 of it original area.find the percentage error made in measuring area.

algebra
the area A of a triangle with base b and height h is given by A=1/2bh,find the area when b=28m(meters) and h=38m. The area is m

math
Find the area of the following plane figure. Use = 3.14. A circle has a radius of 8 cm. What is its area? Area (to the nearest tenth) =

Geometry
A rectangular city block measures 105 by 88 meters.The city council wants to divide the block into two triangles of equal area. What is the length of the hypotenuse of each triangular area?( I already found the area of the whole rectangle and the area of each triangle)

math
7. What area remains when the area of a square with side 3 is subtracted from the area of circle with radius 2?

Math 116 Algerba
The area A of a triangle with base b and height h is given by A= 1/2 bh. Find the area when b= 29m (meters) and h = 20m. The area is ?

financail Management
In Area O, there will be more savers than spenders. Old people have usually accumulated more wealth and usually tend to have it in more conservative investments (i.e. fixed income instruments), whether they be bank deposits, bonds, etc. In Area Y, people will have more desire ...

S.E.U
The area A of a triangle with base b and height h is given by A= 1/2 bh. Find the area when b= 22 m (meters) and h= 26 m. The area is ??? m2

6th grade math
The area of each square is twice the area of the next smaller square drawn in it. if the area of the smallest square is 3 square cms. what is the area of the largest square

algebra 1A
the area A of a triangle with base b and height is given by A=1/2h. find the area when b=16m(meters) and h=26. the area is 416m^2 is this correct? if not can you give me some direction? thanks

Math
Diana has 520 yards of fencing to enclose a rectangular area. Find the dimensions of the rectangle that maximize the enclosed area. What is the maximum area?

dma 040
area of a certain state (state1) five times the area of another state(state2). If the sum of their area is 6,000,000 square miles, find area of each state

Math
Find the perimeter and the area of the rectangle. I cant upload pics. Its a rectangle with 12cm at the bottom and theres a diaganal line going through and its 15cm Perimeter: 54 cm, Area: 180 cm^2 Perimeter: 54 cm, Area: 108 cm^2 Perimeter: 42 cm, Area: 180 cm^2 Perimeter: 42 ...

calculus help lttle question
find the area of the regin bounded by the graphs of y=-x^2=2x=3 and y=3. i don't need help solving the problem and but i am a little confused. ok the graph is a parabola and i drew a parobla with y= 3. now when find the area, am I finding the area on the top, above y=3 or on ...

How to find the enlarged area- Geometry
Reposting.. The original area is 10 inch^2. If the area is enlarged by 120%, what is the new area? Please help. Thanks. Ten multiplied by 1.20 No, the answer is 14.4 Nope! bobpursley is right, a 120% increase of 10 inches^2 is 12 inches^2 Perhaps you stated the question ...

MATH - area question
I need help on where to begin with this problem. You are installing a new deck around your pool. The pool is rectangular with the dimensions 8m by 4m. The deck will surround the pool and will have a width by 2m. What is the area of the deck? I know that A=LxW and that the Area...

calc
find the area of the region bounded by y=4x, y=x^3, x=0 and x=2 Check this on paper, but in my mind I see the differential area (x^3-3x)dx integrate that from 0 to 2 y=4x and y=x^3 intersect when x=-2,0 and 2 the vertical boundaries are x=0 and x=2, so the area is the integral...

Math
Help me find the area of the lawn which is 45meter long and 30meter wide ,there is a path,5meter wide ang also area of lawn and path,the area of path,and the ratio of the area of the path to the area of the lawn.

Mathematics
A landscape architect wants to maximise the area of a herbal garden. The fence around the perimeter of the area must be 60 metres long. The optimal width of the rectangular area is ?

Mathematics
A landscape architect wants to maximise the area of a herbal garden. The fence around the perimeter of the area must be 60 metres long. The optimal width of the rectangular area is ?

Quadratic Equations, math
A rectangular feel measures 15m by 20m. A rectangular area is to be fenced in by reducing each dimension by the same amount. The fenced in area will be 1/2 the original area. What will the dimensions of the fenced in area be? I'm really confused, can someone please explain to ...

math
Consider the normal curve. (Give your answers correct to four decimal places.) (a) Find the area to the right of z = 0.00. (b) Find the area to the right of z = 1.1. (c) Find the area to the right of z = -1.86. (d) Find the area to the left of z = 1.48. (e) Find the area to ...

geometry
The lateral area of a prism is 144cm^2 (lateral area is surface area without the bases). If the height is double the width, and the length is triple the width, what is the surface area? I got the answer wrong; its supposed to be 196. Can anyone explain how to do the problem?

math
The area of each of the four states shown of the united states is given as fractions, decimals or percents of the total area of the united states. Arrange the states in order from the largest area to the smallest area. California-4.25% Montana-1/30 New Mexico-0.072 Texas-9/125

Precalculus
Combined area of 1680ft^2 for 4 identical rectangular corrals. Corrals are joined together and no fencing at the back wall of the barn. 200=5d+4w 1680=4dw What length will produce the maximum area? d=12 The dimensions of each corral (lxw) is 12'x35' What will be the resulting ...

algebra2
A farmer has 600 yards of fence. He will use some of the fence to enclose a rectangular area. He will use the rest divide the area into two congruent rectangles. What is the value of x that results in largest area? What is the largest area that the farmer can enclose? What are...

Algebra
Peter buys 84 yards of fence to make a play area for his puppy. He wants the area to be 28 yards long. What is the area of the play area if he uses the entire fence he bought?

Algebra
An oil spill from a tanker in pristine Prince Williams Sound in Alaska begins in a circular shape only 2 ft across. what happens to the area if the diameter is doubling each hour. How large will the spill be in 24 h? diameter= 2^(t+1) t is time in hours. Area= PI*radius^2= PI...

Math
Corinda has 400 feet of square fencing to make a play area. She wants the fenced area to be rectangular.What dimensions should she use in order to enclose the maximum possible area?

Math
Yesterday someone posted my exact question, but I can't find the answer. What is area/perimeter of capital letters: I, U, and J? I know that area= lxw P= add up all the sides The area part is hard to figure

maths
A hallow sphere has a volume of xcm^3 and a surface area of ycm^2 if the value of the diameter of the sphere is the radius of the area of a semicircle.what is the radius of a cylinder(P) if the area of the circle is equal to the area of the cylinder when the hight of the ...

Pre-Calc
Can anyone help with the following problem please...Thank u so much Let f(x) =|9x|. For the area above the x-axis and between the lines x= -9 and x=18 a. draw and label a sketch with the area shaded b. find the area of the region in the xy-plane under the graph of f(x)

Calculus
How do you prove area of a circle? Integrate an incremental area dArea = r dr dTheta from r=0 to R, and Theta from zero to 2PI radians. Area= INT INT dTheta rdr dTheta Area= 2PI (1/2 R^2)= PI R^2

Math
The first question is this: Helen designs a rectangle with an area of 225 square units. Her rectangle is the largest rectangle (that is, with largest area) with whole-number side lengths that can be made from the perimeter of the rectangle. A. Whay are the length and width of ...

algebra
Can anyone help explain how to work this problem out? One factor in flood safety along a levee is the area that will absorb water should the levee break. the coordinates that make up the boundry area are (0,0),(2.8,2.1)and(4.3,4.4) what is the area of the land that would ...

Math
A children's play area is triangular. The sides of the play area measure 100 m 250 m and 275 m respectively. Find the area

STASTICS
If the median home price in your area has decreased in your area in the last 2 years, how does this differ from the mean price in your area? Please explain why and include examples.

Algebra 2
A rancher is fencing off a rectangular area with a fixed perimeter of 76 m. What dimensions would yield the maximum area? Find the maximum area.

algebra
In a particular house,the bedrooms take up 1/3 of the total floor area, and the living room takes up another 1/5.If the rest of the house has an area of 700 square feet,find the area of the living room and area devoted to bedrooms.

math
In a particular house,the bedrooms take up 1/3 of the total floor area, and the living room takes up another 1/5.If the rest of the house has an area of 700 square feet,find the area of the living room and area devoted to bedrooms.

probability
In the state of Georgia, telephone numbers consists of 10 digits, including the area code. One of these area codes is 770. The first digit following the area code cannot be 1 or 0. Find the number of possibilities for telephone numbers in area code 770. How many different ...

math
describe the largest pen area possible using the same amount of fencing in 6'X14' area. How do the perimeter and area compare to the pen above?

Algebra
I have 104 feet to build a dog pen in a rectangle shape. Area=52x-x2 x= width What is the largest width to maximize the area? What is the area?

Differentiation
The area of a blot of ink is growing such that after t seconds its area is given by A=(3t square +7) cm square. Calculate the rate of increase of area at t=5 second.

Differentiation
The area of a blot of ink is growing such that after t seconds its area is given by A=(3t square +7) cm square. Calculate the rate of increase of area at t=5 second

math
1) on a map of scale 1cm to 250m the area of car park is 3cm^2.what is the actual area of the car park in hecares(1 hectare= 10,000m^2) 2)The area of the playing surface at wembly stadium is 3/5 of a hectare . what area willit occupy on a plan drawn to a scale of 1:500?

Math (Area)
I need help on where to begin with this problem. You are installing a new deck around your pool. The pool is rectangular with the dimensions 8m by 4m. The deck will surround the pool and will have a width by 2m. What is the area of the deck? I know that A=LxW and that the Area...

Math
5)Solve 2x2 +6x = 4 by completing the square. 6)Solve 3x2 - 6x- 24 = 0 using the quadratic formula. 7)The area of a circle is 25 in2. What is the radius, including the units? Area of a circle is ¢³r2. 8)The triangle has an area of 14 in2. Determine the lengths of the sides ...

Algebra
a farmer fences off a small.rectangular plot of land thay is 60 feet by 100 feet. within that area, a garden is planted and surrounded by a walkway of uniform width. how wide is the walkway if the area of the planted area is one half of the area of the plot?

math
how would you find the surface area of a cylinder with 1.7m for the diameter, and 3m for the height? would you use the formula S.A = 2pi x r x h, or S.A = area of two congruent circles + area of rectangle?

Math, Quadratic Functions
Eighty metres of fencing are available to enclose a rectangular play area. Determine the dimensions that will enclosed the maximum area. What is the maximum area?

geomtry
The figures are similar. The area of one figure is given. Find the area of the other figure to the nearest whole number. The area of the smaller trapezoid is 771 m

algebra
The area a of a triangle with base b and height h is given by A=1/2bh. Find the area when b=30m (meters) and h =30m What is the area?

math question
The area of an equilateral triangle is decreased to 9/16 of its original amount. How does its new area compare to its original area?

Geoscience
can you help me write out a geological time scale of an area located within stone mountain Georgia? I need a description of the area, how the rock transformed and was dated, picture of a map that has the longitude and latitude of the area picked, the history of the area, ...

Geometry
Diagonals of quadrilateral ABCD intersect at O.If area of triangle ACB is 5 sq.units,area of triangle BCD is 9 sq.units,area of triangle CDA is 10 sq.units and area of triangle DAB is 6 sq.units,Find area of triangle AOB. Im begging you! pls I badly need an answer!! can you ...

math
A square storage area measures 10 m on a side. By how much must each side be shortened to decrease this area to less than half the original area? (3 marks - show your work)

math
A square storage area measures 10 m on a side. By how much must each side be shortened to decrease this area to less than half the original area? (3 marks - show your work)

Geometry
The area of a triangle is 96. If the base of a triangle is tripled and the height is reduced to one-third its original length, what is the new area? 3 1/3 9 The area would not change I'm stumped:/ Please help? Thanks

math?
5)Solve 2x2 +6x = 4 by completing the square. 6)Solve 3x2 - 6x- 24 = 0 using the quadratic formula. 7)The area of a circle is 25 in^2. What is the radius, including the units? Area of a circle is ¢³r^2. 8)The 3 sided triangle has an area of 14 in^2. Determine the lengths of ...

math
one of the two numbers that can be both the perimeter and the area of the same rectangle I am assuming that you are seeking the two rectangles that have the area equal to the perimeter. A 4 x 4 square has a perimeter and area of 16. A 3 x 6 rectangle has a perimeter and area ...

Math help!
Hilda has a rectangular garden by the river in front of her house. The area she uses for planting tomatoes is three times as large as that she uses for beets. If she has 270 yards of fencing material to enclose the garden to protect it fro, rodents, will the total area attain ...

can xome1 help me plzz im stuck
HELP PLZZ...A circle has radius 2 cm,(in that circle there is a traingle ABO) O is the centre of the circle. the chord AB has length 3 cm. . BO is 2cm AO is 2cm (i) Show that ÚAOB is 1.696 radians (to three decimal places). (ii) Hence find the area of the (smaller) ...

math
an only so inherited a 3/4 hectare lot . hi decided to bulid a 40-door condominium on the lot. the floor area of the units is uniform and the total floor area of the entire condominium is 1/5 less than the area of the lot to provide foe certain amenties compute for the floor ...

Math
I have a practice question that I am stuck on and need help. A certain insect pest has infested a cornfield. The pests are spreading through the field in a circular pattern at the rate of 3m/day. When the radius of the infested area is 70m. How fast is the area of the infested...

math
A particular model of walkie-talkie can broadcast in a circular area. The radius of the broadcast area is 10,000 feet. Find the area of this circle to the nearest square foot. Use 3.14 for pi.

science
when you use a graph to solve a problem about how far a car traveled during a specified time during which it was accelerating how many area calculations do you have to make? what is/ are the shape/shapes you are calculating? a. one area calculation, a rectangle b. one area ...

Math
Optimization Problem A right circular cylindrical can of volume 128tπ cm^3 is to be manufactured by a company to store their newest kind of soup. They want to minimize the surface area of the can to keep costs down. What are the dimensions of the can with minimum surface ...

Calculus
Find the area cut off by x+y=3 from xy=2. I have proceeded as under: y=x/2. Substituting this value we get x+x/2=3 Or x+x/2-3=0 Or x^2-3x+2=0 Or (x-1)(x-2)=0, hence x=1 and x=2 are the points of intersection of the curve xy=2 and the line x+y=3. Area under curve above X axis ...

Math
What means Area? Length x width area is the amount of area inside a figure or a shape figure

Geometery
How do I solve this? On my assignment it says find the area inside the square, but outside the circle, given that the radius of the circle is 2 ft. Use 3.14 for ^ I have a picture of a square with a circle in the square, with a base 6 ft. and height 6 ft. Here are the choices ...

Pre-calc
Can someone please show me the steps to this problem...Thanks in advance. Let f(x) = Ð9xÐ. For the area above the x-axis and between the lines x= -9 and x=18 a. draw and label a sketch with the area shaded b. find the area of the region in the xy-plane under the graph of f(x)

Physics
When Using A Graph To Solve A Problem About How Far A Car Traveled During Specified Time During Which It Was Accelerating, How Many Area Calculations Do You Have To Make? What Is/are The Shape/shapes You Are Calculating? ( I believe the answer is D) A. One area calculation, a ...

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