A parabolic shaped radio transmitter has a diameter of 21 inches. If the signal-emitter (focus) is located 18 inches from the vertex, how deep is it?

Q: Write the equation of Spheres with radius R.

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Q: A radio telescope in the Very Large Satellite Array at Socorro, New Mexico, has the shape of a…

A: Solution is given below

Q: A mirror is shaped like a paraboloid of revolution and will be used to concentrate the rays of the…

A:

Q: A sealed-beam headlight is in the shape of a paraboloid of revolution (parabolic shaped). The bulb,…

A:

Q: The chord of a parabolic arch is 10 cm and is 12 cm from the vertex. Calculate the perimeter of the…

A: The formula for perimeter of parabola is P=12b2+16a2+b28aln4a+b2+16a2b, where a is the distance of…

Q: A flashlight shaped like a parabloid has its light source at the focus located 1.5 cm from the base…

A: Given that a flashlight shaped like parabloid  has its light source at the focus located 1.5cm from…

Q: A tunnel has the shape of a semiellipse that is 15 ft high at the center, and 36 ft across at the…

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Q: A radio telescope has a parabolic surface. If it is 9 m deep and 12 m wide, how far is the focus…

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Q: A satellite dish is in the shape of a parabolic surface has a diameter of 20 feet. If the receiver…

A:

Q: A flashlight is shaped like a paraboloid and the light source is placed at the focus so that the…

A: Given the flashlight is shaped like a paraboloid and the light source is placed at the focus so that…

Q: The arch of St. Louis is in the form of a parabola with base width( foundation to foundation…

A: The arch of St. Louis is in the form of a parabola with base width (foundation to foundation…

Q: For a paraboloid with two sheets, how do you find the shortest distance between the sheets in a…

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Q: A searchlight is shaped like a paraboloid of revolution. If the light source is located 4 feet from…

A: A searchlight is shaped like a paraboloid of revolution. If the light source is located 4 feet from…

Q: A radio telescope in the Very Large Satellite Array at Socorro, New Mexico, has the shape of a…

A: Given, a radio telescope in the very large satellite Array at Socorro.New Mexico, has the shape of…

Q: Given the geometric solid figure, describe the two-dimensional figure that is created by the cross…

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Q: If the directrix of a parabola is x = 2, and the focus is (−4, 0), determine the focal length and…

A: Draw the focus (-4,0) and directrix x=2 Distance from focus to directrix is 2-(-4)= 6 Focal length…

Q: A cooling tower, such as the one shown in the figure, is a hyperbolic structure. Suppose its base…

A: Let the tower be a hyperbola centered at the origin as shown in the figure. Since the lowest…

Q: The reflector of a flashlight is in the shape of a parabolic surface.The casting has a diameter of 4…

A: to find the vertex.

Q: Jim, standing at one focus of a whispering gallery,is 6 feet from the nearest wall.His friend is…

A: Given: Jim is standing at the focus of a whimpering gallery is 6 feet. His friend is standing at the…

Q: What is the shape of the vertical cross section of this solid figure that does not pass through the…

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Q: In a factory, a parabolic mirror to be used in a searchlight was placed on the floor. It measured 50…

A: It is known that the equation of a parabola is given by y2=±4ax when the parabola opens to the left…

Q: Draw a shape in Quadrant III (lower left) that is not symmetrical. Then draw the result of rotating…

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Q: The reflector of a flashlight is in the shape of a parabolic surface. The casting has a diameter of…

A: Parabola is a locus of such points whose distance is equal from a fixed point and fixed line. The…

Q: The reflector of a flashlight is in the shape of a parabolic surface. The casting has a diameter of…

A: The casting has diameter 8  inches. Hence 2x=8, we have, x=4 inches Also depth = 1 inch, hence, y=1

Q: A mirror is shaped like a paraboloid of revolution and will be used to concentrate the rays of the…

A: It is given that The cross-section is a parabola. Let the vertex of the parabola be at the origin of…

Q: A cylindrical glass 5 inches in diameter and 8 inches in altitude is filled with iced tea. It is…

A: Given: A cylindrical glass 5 inches in diameter and 8 inches in altitude is filled with iced tea. To…

Q: What is shape of the horizontal cross-section of this TRIANGULAR PYRAMID? *

A: Given figure is a triangular pyramid therefore the horizontal cross - section is a triangle.

Q: It is true that the vertex is halfway between tje focus and the directrix on the principal axis

A: Yes, the vertex is halfway between focus and the directrix on the principle axis

Q: Find the length of the arc of the semicubical parabola x  sq = ycu . betweenthe points (2,2 )  ; (4,…

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Q: A satellite dish has a shape called paraboloid, where each cross section is parabola. Since the…

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Q: The middle span of the Golden Gate Bridge in San Francisco is supported by cables from two towers…

A: Given:The middle span of the Golden Gate Bridge in San Francisco is supported by cables from two…

Q: A satellite dish has a shape called a paraboloid, where each cross-section is a parabola. Since…

A: A satellite  dish is given which has a paraboloid shape.

Q: The lengths of the major and minor axes of an ellipse are 10 m and 8 m, respectively. What is the…

A: Topic  =Geometry

Q: What is the shape of the vertical cross section of this solid figure that does not pass through the…

A: Topic:- cutting of surface

Q: The towers of a 60 meter parabolic suspension bridge are 15 m high  and the lowest point of the…

A: Topic name-  use of parabolic formulas  in practical design

Q: What is the shape of the horizontal cross section of this solid figure?

A: The given figure is a triangular prism.

Q: A one-way road passes under an overpass in the shape of half an ellipse, 15 ft high at the center…

A: NOTE: Refresh your page if you can't see any equations. .

Q: A searchlight is shaped like a paraboloid of revolution. If the light source is located 4 feet from…

A: Given: A search light is shaped like a paraboloid of revolution. If the light source is located 4…

Q: The lower edge of a mural, 12 feet high, is 6 feet above the observer's eyes. Under the assumption…

A:

Q: A horizontal trough is 16m and its ends are isosceles trapezoids with an altitude of 4m, a lower…

A:

Q: What is the lateral area of a regular hexagonal pyramid with a side length of 6 meters and a slant…

A: We have to find the lateral area of a regular hexagonal pyramid with a side length of 6 meters and a…

Q: A cylindrical glass 5 inches in diameter and 8 inches in altitude is filled with iced tea. It is…

A:

Q: The area of the ellipse+: 25² = 1 is 30π. What is the value of a?

A: solution:-we know that the formula of area for an elipsex2a2+y2b2=1Area=πab

Q: A standard tennis ball has a diameter of 2.625 inches. The watson tennis ball corporation wants its…

A: Diameter, D  = 2.625 inchesRadius = R = D / 2 = 2.625 / 2 = 1.3125 inchesLength of the label =…

Q: What is the difference between a dome and a sphenoid?

A: difference between a dome and a sphenoid

Q: A road under the parabolic arch is 39 ft wide, and the maximum height of the arch is 17.4 ft. How…

A:

Q: A flashlight is shaped like a paraboloid, so that if its light bulb is placed at the focus, the…

A: Given :  The paraboloid has a depth of 1.8 in  and the diameter on its surface is 6 in .   Schematic…

Q: A satellite dish is shaped like a paraboloid, with the receiver placed at the focus. It is to have a…

A: The base of the dish is the vertex of the parabola. The parabola is upward oriented. Let the vertex…

Q: What will be the equation of hyperbola that satisfies the given condition foci at (+ 24,0) and the…

A:

Q: What shape would you get if you cut off one of the corners of a rectangular prism?

A:

Maximization

Have you ever seen a bridge in the shape of a parabola? Where is its maximum on the bridge? The maximum of that bridge is the highest point on that bridge. The process of finding the maximum of the bridge here is called the maximization.