The area of a circle is directly proportional to the square of the radius. A circle with a radius of 10 has an area of 314. What will the area be on a circle of radius 4?

Q: It costs a family $324.00 to buy a 10-ft-by-12-ft rug. If the cost is proportional to the area, what…

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Q: Let a varies jointly as the square of b and the 5th power of c. What is the formula?

A: It is given that, a varies jointly as the square of b and the 5th power of c

Q: a room is 16 feet,8 inches long and the ratio of the length to width is 4 to 5 what is the width of…

A: Mensuration

Q: The wavelength​ (W) of a wave varies inversely as its frequency​ (F). A wave with a frequency of…

A:

Q: The value of a building lot on a certain island is jointly proportional to its area and the quantity…

A: V = value of building A=Area  Q= Quantity of water produced. According to question,

Q: X У У У У У

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Q: Two similar triangles have a scale factor of 15. How much larger is the area of the larger triangle…

A: The solution is given below.

Q: If the ratio of the areas of two figures is . What is the scale factor of the figures?

A: We have to choose correct option

Q: An air filter has a width of 23 inchws and a length of (3x+32) inches. Find the value of x such that…

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Q: The volume of a cone, V, varies jointly as its height, h, and the square of its radius, r. A cone…

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Q: The larger ________ is, the larger the proportion of variation explained is. SSY SSY' SSE Y

A: The larger SSY'  is, the larger the proportion of variation explained is

Q: The volume, V, of a pyramid varies jointly as the area of its base, B, and its height, h. If the…

A:

Q: If a is directly proportional to b and if a = 30 when b = 21, what is the value of a when b = 10…

A: Question number 30,Given,          a is directly proportional to b and a=30 whne b=21. Also when…

Q: In the equation, is y directly propotional, inversely proportional, or not proportional to x? (a) y…

A: In a linear equation, if the line passes through origin , then it reflects direct proportion.

Q: The distance, s, that a body falls from rest varies directly as the square of the time, t, of the…

A: Given: (k is a constant used to remove the proportionality sign) When s=64 feet and t= 2s value of…

Q: The ratio of the areas of the two plots of land is 32:128. What is the ratio of their perimeters?

A: Given: Ratio of area of Pentagon=A1A2=32128 The ratio of the areas of any similar two dimensional…

Q: The circumference of a circle, C is directly proportional to the diameter of the circle, d. If when…

A: Circumference of a circle is given by C=π×d Where d is diameter of the circle

Q: The height that a person is above the water is directly proportional to the square of the distance…

A: Given: The height that a person is above the water is directly proportional to the square of the…

Q: The weight, in pounds, of a type of small tree is directly proportional to the cube of its height…

A: We denote weight by 'w' and height by 'h'  As weight directly proportional to height  Thus w = kh…

Q: . Two similar figures have a ratio of 3/4. If the area of the larger figure is 100 square units,…

A: By using given data, we find the area of small figure.

Q: Two similar rectangles have a scale factor of . How much larger is the perimeter of the larger…

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Q: The distance ss that an object falls varies directly with the square of the time t. If an object…

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Q: A force, f, varies inversely with the square of the distance, d, from an object.

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Q: Given that y is inversely proportional to x and the fact that y = 23 when x = 15, determine the…

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Q: If g is proportional to h and the constant of variation is 22, what is the value of g when h=11?

A: Given: g is proportional to h. Constant of variation is 22. The objective is to find the value of…

Q: The volume of a cone, V, varies jointly as its height, h, and the square of its radius, r. A cone…

A: From the given data:

Q: 2. The intensity at which an object is illuminated varies inversely as the square of its distance…

A: Let the intensity of the light be N and the distance from the light source be d.  Then we have that…

Q: The distance, d, that a rock falls when dropped fro a cliff varies directly as the square of time,…

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Q: The lateral area of a cone is three-fifths the total area, Find the ratio of the radius and the…

A: Given the  lateral area of a cone is three-fifths the total area. To Find the ratio of the radius…

Q: If f(x) = 3*** what does ft-2) equal? %3D

A: To find : f(-2)

Q: If y is directly proportional to x, and y = 56 ​when x = 6, what is the value of x when y =   84?​

A:

Q: The mass of a spherical solid is inversely proportional as its density and the cube of its…

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Q: For a substance C, the time rate of conversion is proportional to the square of the amount of…

A: Given: For substance C, the time rate of conversion is proportional to the square of the amount of…

Q: The ratio of base to height of a equilateral triangle is 3:4. If the area of the triangle is 6, what…

A: The ratio of base to height of a equilateral triangle is always 2:√3 and never 3:4.

Q: A computer monitor is 20 inches wide. The aspect ratio, which is the ratio of the width of the…

A: width = 20 inch width/height = 16:9 20*9/16 = height 45/4 = height rectangle screen  diagonal = 202…

Q: The width of a rectangle is 1 less than twice its length. If the area of the rectangle is 176 cm2,…

A: Let the length of the rectangle be: x cm. Therefore the width of the rectangle is: (2x-1) cm

Q: The stopping distance of a car varies directly as the square of the speed of the car. If a car…

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Q: The ratio between a model tractor and an actual tractor is 1 ft : 5 ft. The ratio of the areas is If…

A:

Q: f a circumference of a circle is 10 pie inches then determine the area of the circle. Round your…

A: Solution: The objective is to find the area of the circle

Q: The weight, in pounds, of a type of small tree is directly proportional to the cube of its height…

A: Soln Given(w) weight of tree is dired proportionalto cube of it,s height hw ∝ h3w = k h3…

Q: If hearts are geometrically similar and the volume of blood pumped in one beat is proportional to…

A: Suppose the width of the heart is represented by 1. Then, the volume of the heart will be…

Q: Suppose the painter has enough paint to cover 14 square feet, and she buys enough paint to cover an…

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Q: he value of A is inversely proportional to the sum of B and C, and A is 4, B is 8 and c is 2, what…

A: Simply fallow the algebraic rule of numbers

Q: The perimeter of a rectangle is 154 feet. The ratio of its length to its with is 5:2. What is the…

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Q: . If y is directly proportional to x, and y = 56 when x = 6, what is the value of x when y = 84?

A: Given: y is directly proportional to xy α xy=kxk is a  proportional constant

Q: If Y varies inversely as the square root of X, what happens to Y if X is decreased in the ratio…

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Q: A model car has a ratio of 1:25 to the actual car. If a model is 5 inches long. how long is the…

A: Solution

Q: The number of gallons(g) in a circular swimming pool is jointly proportional to the square of the…

A: Given: The number of gallons(g) in a circular swimming pool is jointly proportional to the square of…

Q: If y varies inversely as the square root of x and y=1 and x=25, find y when x=16 Attach Cile

A: Given, y ∝ 1x So , y = kx  ;       (where k is the constant of proportionality)      when  y  =1…

Q: the stopping distance of a car varies directly as the square of its speed. If a car traveling at 30…

A: Let, d= the stopping distance of the car speed= s Given that, d=ks2  Where k = constant Given s= 30…