If in the frustum of a cone the diameter of the upper base equals the slant height, find the lateral area (a) if the altitude is 4 in. and the perimeter of a vertical section through the axis is 26 in.; (b) if the altitude is 7.2 in. and the perimeter is 39.2 in.

Q: the rim diameter of a wheel of a vehicle is 19.0 in., what is its circumference in inches

A: To find the circumference.

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Q: A page is to contain 24 sq. inches of print. The margin at the top and bottom are 1½ in. and at the…

A: Explanation of the answer is as follows

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A: We will first find the general formula to find the radius of the circle inscribed in the triangle.…

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A: As we know that lateral area of cone= πrl As per question Lateral area of cone= 15.6 π in^2 And…

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A: Given:      Height of cylinder at the bottom =5 cm      Height of cylinder at the top  =6 cm…

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A: According to question,Given data,Length of Chord = 30 cm,Distance of chord from center of circle =8…

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A: let the total height of the silo is h consider the figure as shown below area of the floor is given…

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A:

Q: A water storage tank is in the shape of a hemisphere (half a sphere). If the radius is 23 ft,…

A: For any query with the solution, please ask in the comment box.

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A:

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Q: can a 11cm length of wire be bent to form the base and height of a triangle with an area 20cm2

A: The wire of 11 cm is bent in the form of 'L'. If the vertical side, h cm of 'L' shaped wire is…

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A:

Q: Circle O has a diameter of length 20 cm. Chord AB has length 12 cm, and chord CD has length 10 cm.…

A: Take the right angle triangle OPA and apply the paythagours theorem,…

Q: If the height of a cone is 15 cm and its volume is 770 cu.cm; find the radius of its base

A: Consider that the volume of cone of height 15 cm is 770 cm3.  Find the radius of its base.   Volume…

Q: A strip of masking tape is placed around the edges of a rectangular window prior to painting its…

A: Area covered by the masking tape divided by width of the tape gives the length of the tape used .