# area, perimeter

20,300 results, page 47

### Math

A 10m by 20m pool is to be surrounded by a deck of uniform width. The area of the deck is twice the area of the pool, what is the width of the deck?

### Maths

In a triangle ABC, D is the midpoint of BC and E is the midpoint of AD. if area of triangle ABC is 144 meter square then find the area of triangle DCE

### mats

in a triangle ABC, D is the midpoint of BC and E is the midpoint of AD. IF area of triangle ABC is 144 centimetre square then find the area of triangle DCE

### Math

they have 25 feet of fencing to build the compost bin what is the area of the largest bin they can build? what are the dimensions of the bin with the largest area

### math

a square has side length of 6 inches. a parallelogram has a base of 6 inches. the area of the square is equal to the area of the parallelogram what is the height of the parallelogram?

### precalculus HELP!

I posted this question before: What is the area enclosed by the graph of the absolute value(3x)+ the absolute value(4y)=12 I tried solving for y and got: y=4-x when I graphed this, I got a linear equation graph...I am wondering if I am supposed to find the area of triangle by ...

### Calculus

Hello, could someone please help me with this problem? I'm a little stuck with it. Thanks, Isaac A rectangle is to be inscribed with its base on the x-axis and its other two vertices above the x-axis on the parabola y=9-x^2 (a) find the dimensions of the rectangle of largest ...

### geometry

Janine made a cylindrical vase in which the sum of the lateral area and area of one base was about 3000 square centimeters. The vase has a height of 50 centimeters. Find the radius of the vase. Explain the method you would use to find the radius.

### math

The area of a triangle with base b and height h is given by the formula A = ½ bh. Find the area of a triangle when the base is 9.0 cm and the height is 6.2 cm

### Calculus

Find the area of the region bounded by the line y=3x and y= x^3 + 2x^2? and find the area of the region bounded by the curve y=e^2x -3e^x + 2 and the x-axis?

### Geometry

A square is circumscribed about a circle. What is the ratio of the area of the circle to the area of the square? A. 1/4 B. 1/2 C. 2/π D. π/4

### algebra

The area A of a parallelogram with base b and height h is given by A= bh. Find the area of the parallelogram when the height is 15.4 cm and the base is 6.5cm

### math

The area of a square with a side length of s is s to the second power. What is the area of a square with a side length of 3 inches?

### Geometry

A rectangle has area and length. Find the width. Area=27t^2-18t Length= 9t How do I find the width?

### Formulas

What is the volume of a pyramid if the area of its base is 64 cm2 The volume of any shape that comes to a point such as a pyramid or cone is 1/3 * area of the base * height. You did not give the height, so the volume can't be found. (we could say Vol = 1/3(64)h

### Word Problem

The surface area of a balloon is given by S(r) = 4(pie)r^2, where r is the radius of the balloon. If the radius is increasing with time t, as the balloon is being blown up, according to the formula r(t)=4/5t^3,t>=0, find the surface area S as a function of the time t.

### Cal

The circumference of a sphere was measured to be 86.000 cm with a possible error of 0.5 cm. Use linear approximation to estimate the maximum error in the calculated surface area and Estimate the relative error in the calculated surface area.

### cal

The circumference of a sphere was measured to be 86.000 cm with a possible error of 0.5 cm. Use linear approximation to estimate the maximum error in the calculated surface area and Estimate the relative error in the calculated surface area.

### college algebra2

the area of a quadrilateral is 200 square feet and its longest side is 20 feet long. find the length of the longest side of a similar polygon whose area is 400 square feet.

### Algebra

In a plan for area codes, the first digit could be any number from 2 through 8, the second digit was either 0 or 1, and the third digit could be any number except 0. With this plan, how many different area codes were possible? My answer: 7*8*2=112

### algebra2

the ratio of the length to the width of a rectangle is 5:4. the perimeter of the rectangle is 72 inches. what are the dimensions of the rectangle? i got 40 and 32, am i right?

### math

the length of a rectangle is 4cm less then twice its width. the perimeter of the rectangle is 34cm. what are the demensions of the rectangle?

### geometry

A triangle has sides 12 ft, 14 ft, and 20 feet. The smallest side of another similar triangle measures 8 ft. What is the perimeter of the smaller triangle.

### geometry

two sides of an equilateral trianlge measure (2y+3) units and (y^2-5) units. if the perimeter of the triangle is 33 units, what is the value of y?

### geometry

two sides of an equilateral trianlge measure (2y+3) units and (y^2-5) units. if the perimeter of the triangle is 33 units, what is the value of y?

### math

My new TV has a perimeter of 164 inches. Its width is 8 inches less than twice the height. How many inches wide is the TV?

### math

A rectangular garden is 20 m by 25m. It is surrounded by a sidewalk. The outside perimeter of the sidewalk is 114m. What is the width of the sidewalk?

### math

the perimeter of a rectangular garden is 40 meters. the length of the garden is 1 meter less than twice its with. what are the dimensions of the garden?

### math

the perimeter of a rectangular garden is 40 meters. the length of the garden is 1 meter less than twice its with. what are the dimensions of the garden?

### Math

A triangle is graphed in the coordinate plane. The vertices of the triangle have coordinates (5, 1), (1, 1), and (1, 7). What is the perimeter of the triangle? 28 24 14---- my answer 10

### algebra

The length of a rectangle is 5cm more than twice the width. The perimeter of the rectangle is 34 cm. Find the dimensions of the rectangle.

### algebra

The length of a rectangle is 5cm more than twice the width. The perimeter of the rectangle is 66 cm. Find the dimensions of the rectangle.

### Geometry

One side of a prallelogram is 4.8 cm and the other side is 3/2 times the first side,find the perimeter of the parallelogram

### Algebra

Each of two sides of a triangular banner measures 24 in. If the perimeter of the banner is 62 in., what is the length of the third side of the banner?

### Calculus

A retangular poster is to be made out of cardboard. The margins on the top and the bottom will be 2 inches. The margins on the sides will be 1 inch. The area of the poster devoted to the printed material must be 300 square inches. (a) to the nearest .001 inches, find the ...

### Math

A printed page is to have a total area of 100 square inches. The top and bottom margins are to be 1 inch and the side margins to be 1.5 inches. Let l represent the total length of the page and w represent the total width of the page. a) Write an equation, using and , to ...

### Math

A printed page is to have a total area of 100 square inches. The top and bottom margins are to be 1 inch and the side margins to be 1.5 inches. Let l represent the total length of the page and w represent the total width of the page. a) Write an equation, using and , to ...

### math

The area of a circle is found with the formula A =〖πr〗^2, where π represents 3.14. If a tile artist is placing tiles in a circular mosaic pattern and the area of the circle is 658 square feet, what is the approximate radius of the circle in feet? a.)10...

### maths

The given figure shows a rectangle inscribed in an isosceles right triangle whose hypotenuse is10 units long. Express theÃ¢â‚¬â€¹ y-coordinate of P in terms of x.Ã¢â‚¬â€¹ (Hint: Write an equation for the lineÃ¢â‚¬â€¹ AB.) Ã¢â‚¬â€¹(b) ...

### math

The area of a rectangular space is 128 square feet. a. Find all the possible pairs of whole number dimensions in feet. b. Explain which pair allows enough space for a car to park. c. If the length of the space is x feet, how would you describ e the width using the area and the...

### Calculus

Air is being pumped into a spherical balloon so that its volume increases at a rate of 80 cm^3 per second. How fast is the surface area of the balloon increasing when its radius is 9cm? * ball of radius r has volume V=(4/3)pi r^3 and surface area S=4pir^2 ** I try to do it ...

### Basic Math

Surface area of a square pyramid 11in 13in and 9in 11 height 13 side? 9 base edge I keep getting the wrong answer its not 328.62 or 294.93 Square area of a cone 15 side? 12 height 6 base It's not 365.99 or 417.62 I don't need anything rounded...help please!

### math

The length of a rectangle is 5 cm more than twice the width. The perimeter of the rectangle is 34 cm. Find the dimensions of the rectangle.

### 7th grade math

Write and simplify an expression for the perimeter of the triangle. side A)3x, side B) 5x-4 and side C)2x+5. Thank you!

### Algebra

The perimeter of a rectangular lot is 190 ft. The width of the lot is 15 ft more than the length. What are the dimensions of the lot?

### maths

here is a rectangle with a width of 15.7 centimtres the perimeter of this rectangle is 85 centimetres calculate the lengh of the rectangle

### math

A side of an equalateral triangle is 2/8 cm long. Draw a picture that shows the triangle. What is the perimeter of the triangle?

### math

How would you write the expression that represents the perimeter of a rectangle measuring 9 x + 9 and 4 x - 3 Would it be 26 x + 2 Any help would be appreciated. Thank You

### maths

If the length of a rectangular room is 4 times its width,how is the room if it is 6,8 m long.Calculate the perimeter of the room.

### 7th grade math Ms. Sue please last questions!

15. Find the area of a triangle with a base of 9.3 ft. and the height is 3.5 ft. 32.55 ft² 24.81 ft² 16.275 ft² 11.0 ft² 16. Find the area of a parallelogram with a base of 15 in. and the height is 7 in. 105 in² 110 in² 52.5 in² 210 in² 17. Find the area of a trapezoid...

### math

A rectangular field is four times as long as it is wide. If the perimeter of the field is 750 feet, what are the dimensions of the field?

### fintemath

dimension of a floor; the perimeter of a rectangular floor is 90ft. find the dimensions of the floor if the length is twice the width

### math

The perimeter of a rectagle is 50 centimeters. The length of the rectangle is one more than 3 times the width of the rectangle. What are the demensions of the rectangle?

### Algebra 2

The perimeter of a rectangle is 122m. The length of the rectangle is 11m less than 5 times the width. Find the dimensions of the rectangle.

### Pre-Algebra

Find the dimensions of the rectangle.The perimeter is given. Rectangle: P= 210 ft. w;side of rec. 2w=15;bottom of rectangle Help!

### Math

the larger angles of a rhombus are twice the smaller angle of the rhombus. if the shorter diagonal is 20, find the perimeter of the rhombus

### Math

The larger angles of a rhombus are twice the smaller angle of the rhombus. If the shorter diagonal is 20, find the perimeter of the rhombus.

### Story problem

The perimeter of a rectangle garden is 104 ft. The length of the garden is 8 less than twice the width. What are the dimensions of the garden.

### ALGEBRA

perimeter = 24 feet triangle that have one side is b =? second side is b =? third side is b - 3 =? How to solve this problem?

### Algebra 1

Write an equation that relates the number of parallelograms in the figure (n), to the perimeter of the figure (P). /_/ /_/_/ /_/_/_/ The top and bottom = 5 each and the sides = 4 each in each figure.

### Algebra

A rectangle with a perimeter of 172ft needs how many tiles that are ft squares !! I'm thinking 172 bc 1ft 1 by 1ft is still 1ft

### mount sinai

A cuboid has a lenght of 10 centimeters and breadth 3 centimeters and height of 5 centimeters. calculate the perimeter of one side

### Geometry

The top of a valentine candy box is in the shape of an equilateral triangle if the altitude of the triangle is 8cm what is the perimeter of the triangle

### math

A regular polygon is inscribed in a circle of radius 11 cm. Calculate the perimeter of the polygon to the nearest tenth if the polygon has 8 sides.

### math

A regular polygon is inscribed in a circle of radius 9 cm. Calculate the perimeter of the polygon to the nearest tenth if the polygon has 6 sides.

### Algebra

Rose's garden is in the shape of a trapezoid. If the height of the trapezoid is 16m, one base is 20m, and the area is 224 m squared, find the length of the other base. The height dimension h is measure perpendicular to the to parallel "base" sides, a and b. The area is h*(a+b...

### math

A rectangular room has an area of 120ft squared. Marge drew a scale drawing of the pool using the scale 1.5cm=2ft. What was the area of the scale drawing? a) 213.3cm2 b) 67.5cm2 c)53.3cm2 d)1.5cm2 I don't think any of the choices match the answer (90cm2)?

### Math

The circumference of a sphere was measured to be 74.000 cm with a possible error of 0.50000 cm. Use linear approximation to estimate the maximum error in the calculated surface area. Estimate the relative error in the calculated surface area. Must be accurate to the fifth ...

### Calc

Rope and wire are arranged in the shape of a rectangle. Two parallel sides of the rectangle are made from the rope which costs $2.00 per foot. The other two sides are made from the wire which costs $3.00 per foot. Find the dimensions of the rectangle enclosing the most area ...

### geometry

The volumes of two similar solids are 1331 cubic meters and 27 cubic meters. The surface area of the larger one is 242 square meters. What is the surface area of the smaller one?

### math

Suppose I use a scale on my map where every 3 inches on my map represents 5 miles. If a region on my map has an area of 45 square inches, what is the area of the actual region it represents? hi I need help with this question, I don't know what to do. thanks

### Math

Hello, I have this question to which it's solution I'm not quite sure of. The question is based on a diagram, and I can't really present it but I'll explain it to my very best, thank you very much for trying to understand my bad presentation of the question. The diagram is a ...

### Calculus

A construction company wants to build a rectangular enclosure with an area of 1000 square feet by fencing in three sides and using its office building as the fourth side. Your objective as supervising engineer is to design the enclosure so that it uses the least amount of ...

### Pre-Calculus

You have been hired by the Humane Society to construct six animal cages using 1400 feet of chain fence. Express the length and width using function notation. Include a graph with the area function with explanation of significance. Find the dimensions that maximize the total ...

### Pre Calculus

You have been hired by the Humane Society to construct six 2 by 3 animal cages using 1400 feet of chain fence. Express the length and width using function notation. Include a graph with the area function with explanation of significance. Find the dimensions that maximize the ...

### Plz Help-----History @Ms. Sue or Reed

How was the Ohio River valley important to the start of the French and Indian War? Its resources were needed to build the colonial navy up. Britain and France disagreed over who owned the area.*** Native Americans considered this area their sacred hunting grounds. Its ...

### math

Im just not sure of this I keep getting confused? (1) Round the following number to the indicated place. 5,911 the nearest thousand. (A)6,000 (B) 5,910 (C) 6,010 (D) 5,900 (2) How do I find the perimeter of a figure

### math

in a rectangular with a perimeter of 30 inches two parallel and equally spaced creases are made the cardboard is then folded to make a triangular prism with open ends that are equilateral triangles you will maximize the volume

### maths

A rhombus shaped sheet whose perimeter is 32cm and one of the diagonal is 10cm long painted on both the sides at the rate of rs5 per Sam.find the cost of painting.

### geometry

what is the perimeter of a triangle whose sides measure 7 3/4 inches,9 1/4 inches,and 10 1/2 inches,respectively?

### 7th grade

Write and simplify an expression for the perimeter of the triangle. side A-4x+3, side B-6X and side C-3x-1. Thank you!

### Math

segment yw is perpendicular to segment xz. the perimeter of triangle xyz is 71 meters. what is the length of segment wz

### geometry

the length of a diagonal of a square is 22 square root of 2 millimeters. Find the perimeter of the square.

### Math

Find the perimeter of the triangle with vertices at A (0, 0), B (-4, -3) and C (-5, 0). If it is not possible, write “not possible” and explain why it is not possible.

### math

Find the length of each side when the perimeter of the rectangle is 72 cm. one side is X and the other side is 2x+3

### math

A side of regular polygon is 3.5 cm in length.the perimeter of the polygon is 17.5 cm. How many sides does the polygon have?

### math

The perimeter of a rectangle is 72. the length of the rectangle is twice the width. Find the dimensions of the rectangle.

### prealgebra

The length of a rectangle is 3 more than it's width. the perimeter of the rectangle is 58cm. what are the rectangle dimensions?

### Math

the perimeter of a rectangle is 108 cm. if the length of the rectangle is 5 tikes the width what are the demensions of the rectangle

### algebra

a building in a city has a rectangular base. the lenght of the base measures 70 ft less than twice the width. the perimeter of this base is 820 ft.

### Geometry

If the length of the sides of two similar triangles are in the ratio 3:4, what is the ratio of the lengths of a pair of corresponding altitudes? What is the ratio of their perimeter?

### math

which units would be most appropriate for measuring the perimeter of a swimming pool, square yards, yards, or cubic yards?

### College Algebra

A picture frame has a total perimeter of 2 meters. The height of the frame is .62 times its width. Find the dimensions of the frame.

### Algebra

The perimeter of Greg's rectangular deck is 170 feet. The length of the deck is four times the width. What is the dimensions of the deck?

### Geometry

An equilateral triangle has side lengths of 10. If the consecutive midpoints of the triangle are joined, then find the perimeter of the new triangle that is formed

### math

How do i find the perimeter of a triangle with variables? one side is 2(q^2 - 3q), the second side is q + 10 and the third side is q^2. how do i add all of these sides

### Maths

A piece of land has the shape of a regular pentagon. The perimeter of the land is 2510m. Calculate the length of one side of the Land.

### area/length/volume

How are length, area, and volume related in terms of the three dimensions of space? and How is it possible for objects of the same volume to have different masses? #2 Gads! Think of a cup full of steel marbles and a cup full of cotton balls. ummm, ?

### Geometry Part 2

Janine made a cylindrical vase in which the sum of the lateral area and area of one base was about 3000 square centimetres.The vase had a height of 50 centimetres .Find the radius of the vase.Explain your method you would use to find the radius .