area, perimeter
20,606 results, page 19

Cal
consider the area between the graphs x+3y=1 and x+9=y^2. this area can be computed in two different ways using integrals. First of all it can be computed as a sum of two integrals where a=,b=,c= and f(x0= and g(x)=. Alterntaively this area can be computed as a single integral 
Cal
consider the area between the graphs x+3y=1 and x+9=y^2. this area can be computed in two different ways using integrals. First of all it can be computed as a sum of two integrals where a=,b=,c= and f(x0= and g(x)=. Alterntaively this area can be computed as a single integral 
math/algebra
1) The length of one of the equal legs of an isisceles triangle is 8cm less than 4 time the length of the base. If the perimeter is 29 cm, find the length of one of the equal legs. a) 4 cm B) 5 cm C) 11 cm d) 12 cm 2) The perimeter of a rectangle is to be no greater than 300 ... 
math
1) the scale of map is 1:1000 .what is the area ,in cmsquare,on the map of a lake of area 5,000msquare? 2)the scale of a map is 1cm to 5km .a farm is represented by a rectangle measuring 1.5 cm by 4cm. what is the actual area of the farm 
Math
The blocks of a side walk block are 6ft by 12ft.the blocks for a drive way are 6ft by 12ft.what is the diffrence between the area of the side walk block and the drive way block.what is the perimeter 
math
2.Define the shape of the rectangular area by establishing a relationship between the length and width of the rectangle. For example, L = 2W + 5, or W = 3L – 4. Be sure to include the appropriate units (inches, feet, yards, miles, or meters). 3.Using the fact that A = LW, ... 
Geometry
*These are regular polygons* 1.Find the area of a triangle with an apothem of 8 inches. 2.Find the area of a square with a radius of 12 inches. 3.Find the area of a pentagon with a hypotenuse of 10 inches. 
Computer Science
I need help with these assignments. "Write a program to read a list of exam scores (integers in the range 0 to 100) and to output the total number of grades and the number of grades in each lettergrade category (90 to 100 = A, 80 to 89 = B, 70 to 79 = C, 60 to 69 = D, and 0 ... 
Geometry?
I need help with these: Suppose triangleABC ~ triangleJKL with BC = 28, JK = 12, and KL = 42. Find the perimeter of triangleABC if the perimeter of triangleJKL is 72. & Find the scale factor of triangleDEF to triangleXYZ if triangleDEF ~ triangleXYZ, DE=10, XZ=20, and XY=45. ... 
Math
An isosceles triangle and a rectangle share a base. The area of the rectangle is 4 times the area of the triangle. The area of the triangle is 60 cm^2 and its height is 15 cm. Find the dimensions of the triangle. 
Math ASAP
Base Area: 22 square inches Lateral Surface Area: 308 square inches What is the Surface Area of the hexagonal prism? 
Math ASAP
Base Area: 22 square inches Lateral Surface Area: 308 square inches What is the Surface Area of the hexagonal prism? 
Geomety
the surface area of a cylinder is 500 square feet; the lateral surface area is 320 square feet. give the area of the base 
math URGENT HELP!!!
The area of the base of the regular quadrilateral pyramid is 36 cm2 and the area of a lateral face is 48 cm2. Find: Lateral area of the pyramid 
Calculus
a rectangular box of given volume is to be "a" times long as it is wide. find the dimension for which it has the least total surface area ? L= aw Total surface area= 2LW + 2Lh + 2Wh = 2aw^2 + 2awh + 2wh But volume= lwh= 2aw^2 h or h= V/2aw^2 Total Surface area= = 2aw^2 + 2awV/... 
Maths
Chris wants to put a concrete path and a fence around his rectangular garden. The concrete path will be 1 meter wide and the fence will go around the edge of the path. The garden itself measures 5 meters by 8 meters. A)Calculate the perimeter of the fence. B)Calculate the area... 
math
Roger just got a puppy for his birthday. He and his mother will build a fence around an area in the backyard for the puppy to play in. The play area will be 24 square feet. What dimensions could the play area be? Which dimensions would require the least amount of fencing? 
Algebra
The perimeter of an equilateral triangle is 7 in. more than the perimeter of a square. The side of the triangle is 5 in. longer than the side of the square. Find the length of each side of the triangle. (Note: An equilateral triangle has all sides equal) Please help! Let x be ... 
geometry
I need to find the area of the shaded portion of a circle with a square in the middle all corners touching the circle. My square has a line measurement of 10 cm. I know that the area of the square is 100 cm(10 x 10). But I am not sure what to do with the circle. Is the ... 
Science
Suppose a geologist is studying two distinct areas next to a spreading ridge. The magnetic direction of the minerals in the oldest area is opposite to the magnetic direction of minerals in the newest area. a) Which area is closest to the center of the ridge, the older of the ... 
Math
In the neighborhood park there is a circular grassy picnic area, but half of the grass has died. The city wants to replant the grass, but needs to know the square footage of the damaged area. If the circular picnic area is 150 feet across, what is the square footage of the ... 
geo area & volume
ok it asks me 2 find the lateral area of the cylinder ( the radius is 5 n the hight is 5) can some 1 help me with this please 392.5 Prinness, I think that 392.5 is pi*r^2*h, or the volume of the cylinder. This question asks for the lateral area. Lateral area is the area of the... 
maths
AD is the median of triangle ABC and G divides AD in the ratio 2:1 .Prove that area (triangle AGB )= area (triangle BGC )=area (triangle AGC )=1Ã·3area (triangle ABC ) 
Math
The area of a certain state (state 1) is four times the area of another state (State 2). If the sum of their areas is 25,000,000 square miles find the area of each state? 
math
The figure shown is a rectangle. The green shape in the figure is a square. The blue and white shapes are rectangles, and the area of the blue rectangle is 40 square inches. Enter an expression for the area of the entire figure that includes an exponent. Then find the area. An... 
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 ... 
math i need help 3 questions
1. The numerator and denominator of a fraction are in the ratio of 3 to 4. If 4 is added to the numerator and subtracted from the denominator, the value of the resulting fraction is 4/3. The numerator of the original fraction is A. 12 B. C. 3 D. 4 2. If it takes b hours to ... 
Math
Check my answer please? Yuri is wrapping presents. The first box measures 9 inches by 12 inches by 2 inches. He has a second box with dimensions that are each half of the length of the first box. How does the surface area of the second box compare with the surface are of the ... 
math
The illumination a surface receives from a light source varies inversely with the square of the distance. A table lamp is 3ft from a certain work area. How far is another work area if it receives only 1/3 as much illumination as the first work area? (W/ solution please, tnx...) 
Geometry
A particular model of walkietalkie 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. A. 314,000,000 ft^2 B. 100,000,000 ft^2 C. 1,256,000,000 ft^2 D. 62,800 ft^2 
Area Geometry
Find the area of a decagon with a radius of 4mm. Find the area of an octagon with a radius of 10 cm. 
Algebra
Word Problems: 1. A farmer has 2400 feet of fencing and wants to fence off a rectangular field that borders a straight river. If he needs no fence along the river, what are the dimensions of the field that he can fence with the largest area? Find the area of the field. 2. If ... 
Seventh grade math
The area of a square floor on a scale drawing is 64 square centimeters, and the scale drawing is 1 centimeter:2 ft. What is the area of the actual floor? What is the ratio of the area in the drawing to the actual area? I have been trying to answer this question forever I ... 
Grade 11 math
A uniformwidth boardwalk is built around the inside edge of a rectangular parkland that is 10m by 5m. If the boardwalk takes up 20% of the lot, how wide is the boardwalk to the nearest centimetre? I have no idea what to do after figuring out that: Total area= 150m^2 Boardwalk... 
calculus
given the graph of f(x) = x sinx, 0<=x<=2pi assuming that a quantity y changes at a rate of y' = xsinx, find by how much it will increase or decrease over 3pi/2 <= x <= 2pi the area under the graph from 0 to pi/2 is 1 the area under the graph from pi/2 to pi is pi... 
math
judy wants to fence the sides of the yard in front of her house . She bought 60m of fence and wants the max area she can fence in . The quad function a(x)=2x^2+60x, where x is the width of the yard in metres , represent area enclosed . Determine the max area possible , ... 
Math
A rectangular garden has an area if 12a^25a2m^2 A.) Write the area as the product of two binomials with integer coefficients B.) the garden is to be completely enclosed by a path 1 m wide. find and simplify an expression for the area of the path C.) the path is concrete, ... 
Calculus
Find the area between the curve y=4/x and the xaxis from x=1 to x=e. It is a review question for my final exam and I am really stuck on how to solve You should hope for a final exam question so easy. area= INT y dx= INT 4/x dx from 1 to e area= 4ln x from 1 to e 
math
The two of us ordered a pizza whose area was the same as the area of a square in which the sum of the squares of the four sides plus the sum of the squares of the two diagonals is 400. The pizza's area was A. 50 B. 100 C. 150 D. 200 
Maths
A quadrilateral is called cyclic if its corners lie on the circumference of a circle. An example is shown below left: the circle has radius 5 The area A of the quadrilateral for different x values is plotted on the right. It can be calculated that this curve has derivative: dA... 
geometry
A farmer has 30yd of fencing and wants to enclose an area beside his barn. What are the dimensions of the region of maximal area, and what is that maximal area if the region is an is isosceles triangle with its base along side of the barn. Given > legs of length 15, x = 1/... 
earth
Suppose a geologist is studying two distinct areas next to a spreading ridge. The magnetic direction of the minerals in the oldest area is opposite to the magnetic direction of minerals in the newest area. (a) Which area is closest to the centre of the ridge, the older or ... 
math geometry
I will try and explain this since I can't draw the picture that went with this question. A circular glass overlay was placed on the top of a circular table. Find the area of the shaded region, rounding to the nearest tenth. The shaded region is the part of the table outside of... 
Technology
Calculate the force required to move a small pistons that has an area of 2m2,if the force of a large piston is 20n with an as area of 4m2.Hint use a formulae :a frorce of small piston divided by an area of small piston equal to force of large pistone divided by area of large ... 
Triangles
Right traingles C and D share a leg. If the ratio of the area of traingle C to the area of traingle D is 5:9, C’s hypotenuse is of length 25, and D’s hypotenuse is of length 39, what is the area of C? 
Math
A rectangle has the area of 25 square feet. A similar rectangle has an area of 240 square feet. What is the ratio of the area of these similiar triangles? 
Math
I need to find the area of a shaded part. it is a square with a circle the measurements that I have are pi = 3.14 and 15 ft by 15 ft. I know to find the area of the square I take base x height but cannot figure out correct formula for subtracting the circle. To find the area ... 
Algebra
A rectangle has dimensions in feet as shown in the figure it is 2x +5 And one side is 8. I need to write an expression for the area of the rectangle. B. Find the area of the rectangle, in sq.ft. if x=3 C. Find the value of x if the area of the rectangle is 160 square feet. 
Math
What is the lateral area, total area, and volume of a rectangular solid whose l=7, w=6, & h=2? 
geometry
I need to know surface area!!!ofall the shape!!!!!and whats lateral area ? 
geometry
Find the area of a square given that the length of each of its sides is 1/4 the value of its area. 
math
Is the exact area of a circle with an 16 m radius 32 m squared? And what would be the approximate area be? 
Math
Find the circle area with the radius being 10 in would the area A= 314 in? 
calculus
Find area of the region under the curve y = 5 x^3  9 and above the xaxis, for 3¡Ü x ¡Ü 6. area = ?? 
math
What is the surface area of a cylinder with a top area of 35pi and a height of 20cm 
math
What is the surface area of a cylinder with a top area of 36pi and a height of 20cm 
calculus area between three curves
find the area of the region for 2y=4sqrt(x) , y=3, and 2y+3x=7 
math
Triangles C and D are congruent. If the area of the rectangle is 20 square units, what is the area of the triangle C? 
Algebra
What is the length of the side of a square that has area smaller than the area of a circle with radius r cm. 
maths
if 2cm on a map represent 5km,what area is represented by an area of 9sq cm? 
math
The circle above has an area of 36 in2. What is the area of the yellow sector? Use 3.14 for . 
math
what is the area of the largest circle that will fit in a square with area 64 cm squared 
Math
If the area of triangle wxy is 22 square inches what is the area of wxyz 
Area in Polar Coordinates
Find the area it encloses. r = 5cos(θ) 
history
how does the geography of an area affect the type of work that the people in that area do ? 
Geometry
Find the radius of a cone if the total area = 12 pi and lateral area = 8 pi. 
Geometry
Find the radius of a cone if the total area = 12 pi and lateral area = 8 pi. 
area fraction
a nerds box is 3x/10 width and 3 1/2 cm in length. simplify the area 
Geometry
Find the surface area. sphere: area of great circle = 29.8m^2 
science
Find flux density if area is 1mWb and area 1inch^2 
Calculus 2
Find the area bounded by the curves y=4x^225, y=0, x=1, x=3.5. Ps the area is not 54 or 60 I already tried. 
CalculusArea between curves
Sketch the region enclosed by the given curves. Decide whether to integrate with respect to x or y. Then find the area of the region. 2y=4*sqrt(x) , y=5 and 2y+4x=8 please help! i've been trying this problem the last couple days, even asked a TA for help, but i can't arrive at... 
Math URGENT!!
A rectangular garden has an area if 12a^25a2m^2 A.) Write the area as the product of two binomials with integer coefficients B.) the garden is to be completely enclosed by a path 1 m wide. find and simplify an expression for the area of the path C.) the path is concrete, ... 
Calculus 1
A family wants to fence a rectangular play area alongside the wall of their house. The wall of their house bounds one side of the play area. If they want the play area to be exactly 1600ft^2, what is the least amount of fencing needed to make this? Round your answer to the ... 
calc: relative error
The circumference of a sphere was measured to be 77 cm with a possible error of .8 cm. Use differentials to estimate the maximum error in the calculated surface area. Estimate the relative error in the calculated surface area. please help me..thank you! Area= 4 PI radius^2 dA... 
math
what is the area of the largest circle that will fit in a square with area 64 cm squared please help me its confusing 
math
he area of a triangle with base b and height h is given by A=1/2 bh. find the area when b =15 (meter) and h= 40m 
precal
Find the area of a square whose side length is 1/4 the value of its area 
math
which has the greater area: a square with a side that measures 7 meters, or a 6by8 meter rectangle? what is the area? 
Geometryarea
When a teacher ask you to find the area of a circle in terms of "pi" what does she mean? Ex: diameter= 16 ft. would it be 16 'pi'?? 
Geometry
What is the surface area and lateral area of a regular triangular pyramid if the slant is 7 and the altitude is 5? 
Math
the area of ABCDE is 18 sq. cm.; the area of a similar pentagon PQRST is 32 sq.cm. the diagonal AC is 6 cm.; find the length of PR. 
Math, area
How would you find the area of a shape shaped like a candy cane? 
Math
The figure is a parallelogram. If the area of triangle BCD is 15 square kilometers, What is the area of ABCD? 
math/area
use the limit process to find the area of the region between f(x) = x^2 + 2 a interval [0, 3] 
Calculus
Find the area of the region bounded by f(x)=5xsqrt(121−x2) and the xaxis. The area is = to 
solid mensuration
if triangle ABC is equilateral,BD\BC=1\3 and AF\AB=1\3.what is the ratio of the area of triangleABC to the shaded area? 
math
An island has an area of 50 square kilometre.what would be its area on a map of scale 1:20000? 
Geometry
In the figure to the right, ABCD is rectangle. Find the area of △ABC, if the area of △AOD is 10. 
Math
In the figure to the right, ABCD is rectangle. Find the area of △ABC, if the area of △AOD is 10. 
Math
In the figure to the right, ABCD is rectangle. Find the area of △ABC, if the area of △AOD is 10. 
maths
the length of rectangle is x cm .the width of the rectangle is 4cm less than the length. A. write an expression in terms of x for the width of the rectangle B. write the expression for the perimeter of the rectangle in terms of x C. the perimeter of the rectangle is 20 cm.... 
Calculus Area between curves
Consider the area between the graphs x+6y=8 and x+8=y2. This area can be computed in two different ways using integrals First of all it can be computed as a sum of two integrals where a= , b=, c= and f(x)= g(x)= I found a, but not b or c. I can't seem to figure out f(x) and g(... 
Math
Jennifer plans to fence a rectangular area around her rectangular swimming pool. The total area enclosed by the fence, including the pool, should be 5 times the area of the pool alone. The pool is 20 feet by 17 feet. What is the total area enclosed by the fence? 
Calculus
The question is find the area of the reagion that is bounded by the curve y=arctan x, x=0, x=1, and the xaxis. So I've drawn the enclosed region. To find the area would I use the Disc/shell method? If so the formula that I came up with looks like this: If area = pi(r)^2 then ... 
Math probability question
a spinner is divided into three areas x,y,z. the measure of angle a is 90 degrees, angle b is 120 degrees and angle c is 150 degrees. If the spinner is spun once, find the probabliity that it will land in 1) area X 2) area y 3) area z 
Math
Matchstick Rings each pattern of square rings has been made with matchsticks which are all the same length. If the length of one side of a square ring is "m" matchsticks, try to find a formula, in terms of m, for each of the following: a) The outer perimeter, P. b) The inner ... 
math
Find the lateral and surface area of the right rectangluar prism whose length is 7 cm, width is 5 cm and height is 1.5 cm. I did 2(7 x 1.5+ 1.5 x 5) and I got 36 as my lateral area. Then I add 36+ 2(7 x5) and I got 106 as my surface area. Is this right? 
Algebra
Top of the rectangle is 2x+5 right hand side is 5. Write an expression for the area of the rectangle. Then find the area of the rectangle in square feet if x=3. Then I need to find the value of x if the area of the rectangle is 1y0 square ft. Help!! 
Math
Find the area of a circle with a radius of 8 cm. Use 3.14 for pi. Type your answer as a number only. Find the area of a triangle with a base of 6 cm and a height of 3 cm. Remember your formula. Question 4 Find the area of a figure with base #1 of 4 in., base #2 of 6 in. and a ...