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Bank Exam » Bank Exam Study Materials » Quantitative Aptitude » Cone Slant Height
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Cone Slant Height

The length anywhere along the curved area, measured from either the apex just at the top to a position on the portion of the curve at the bottom, is the slant height of the cone.

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The slant height of the cone is the shortest distance between the base and the apex along the solid’s surface, represented by s or l. A cone consists of three elements. The vertical component ranges from the top to the bottom, measured at right angles. The circumference of the round bottom. The slant height is determined from the peak to a position on the circle’s edge, expressed down both sides. The slant height  is determined by this formula s = sqrt (r^2 + h^2). The Hypotenuse theorem can then be used to determine the slant height.

Slant Height of Cone

The slant height of a cone is an essential characteristic. It considers the apex’s elevation all along the slant of one of the peripheral sides. The slant height of the cone will not be uniform from point a to point b only if the cone is a right-cone. Therefore it is not particularly effective. As a result, I’ll limit myself to right-angle cones and other correct cones with simple bottoms in this section. The slant height of the cone is the distance between the base and the apex along the solid’s surface, represented by s or l. We can calculate the slant height in a conic section by selecting a location on the unit’s side and linking it to the tip with a direct and simple section. The Pythagoras Theorem instantly informs everyone that s= sqrt (r^2+h^2 )only when we consider the radii and the altitude h. A cone is a rigid tri-form having a circular bottom. This has a curved surface. The vertical length is the gap between both the bottom and the apex. The apex of a conic section is vertical just above the bottom of the specimen, while the apex of an angled cone isn’t vertically. One could evaluate the correlation between the area and slant elevation of the cone by using the Pythagoras theorem. The height of the reference line attaching the peak of the cone to every spot on the circle to the bottom of the cone seems to be the slant height of the cone. A right-angle cone is one with its peak somewhere above the circle bottom at a tangent line. An angled cone is one with its tip not precisely just above the circle’s bottom.

Slant Height Cone formula

A cone consists of three sections. The vertical height ranges from top to bottom, computed parallel to the ground. The diameter of the round base’s circumference. The slant height of the cone is the measurement from the peak to a level on the edge of the circle, expressed down both sides. You just need two of each to describe the cone since they are interconnected. Form a triangular shape with the height of the cone and the radius of the bottom. The Hypotenuse theorem can then be used to compute the slant height of the cone formula. The final essential component can be discovered. You could see that the three aspects form a triangular shape with the slant height as the right-angled triangle; thus, we can solve it using the Pythagoras theorem.

 We can calculate for various lengths by modifying the components in the Pythagoras theorem:

The formula radius r = sqrt(l^2 – h^2)can calculate the small radius r; here, l is the slant height, and h is the elevation.

The formula height h = sqrt( l^2 – r^2) can calculate the height h. Here, l is the slant height, and r is the ground radius.

Example

A cone of this type has a slant height of 19.74 cm. To find the slant height of a cone with a bottom distance of 15 cm and a height of 17 cm, use the slant height of the cone formula:

l = sqrt (r² + h²) 

= sqrt (15² + 17²) = sqrt (514)

 = 22.671cm.

Conclusion

The slant height of the cone will not be uniform from point a to point b only if the cone is a right-cone, therefore it is not particularly effective. As a result, I’ll limit myself to right-angle cones, and other correct cones with simple bottoms in this section. The slant height of the cone is the shortest distance between the base and the apex along the solid’s surface, represented by s or l. The slant height of the cone is the distance between the base and the apex along the solid’s surface, represented by s or l. The slant height of a cone is determined by this formula s = sqrt (r^2 + h^2).

faq

Frequently Asked Questions

Get answers to the most common queries related to the Bank Examination Preparation.

How to find the Slant height of a Cone?

Ans : The slant height of the cone is the shortest distance between th...Read full

A round cone's height and base radii are 6m and 9 m, respectively. Determine the slant height of the cone?

Ans : To calculate: the cone’s slant height   ...Read full

What's the difference between the Slant height of the cone and the height of the cone?

Ans: The height of a cone is the range from the top to the bottom expr...Read full

How to Find Slant Height of a cone whose height is 22m and base radius is 7m?

Ans : Given values:    ...Read full

Ans :

The slant height of the cone is the shortest distance between the base and the apex  along the solid’s surface, represented by s or l. The slant height of a cone is determined by this formula s = sqrt (r^2 + h^2).

Ans :

To calculate: the cone’s slant height

 

                         Given: The height of the cone is 6 metres.

                                     The cone’s base radius is 9 metres.

                                      By using slant height formula, 

                                             s 2 = (6)^2 + (9)^2

                                             s 2 = 117

                                             s = 10.81 m

 

 

Ans:

The height of a cone is the range from the top to the bottom expressed parallel to the ground. The slant height of the cone is the height from the peak to a position on the bottom of the circle, calculated down the surface.

Ans :

Given values:

                          The height (h) of the cone is 22m and base radius ® is 7m

            

                         By using the slant height formula, 

                                 (l)^ 2 = (h)^2 + ®^2

                                    (l)^ 2 = (22)^2 + (7)^2

                                    l = sqrt (533)

                                      l = 23.08 m

 

 

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