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CBSE Class 9 Answered

The slant height of a cone is increased by 10% if the radius remains the same find the increase in C.S.A
Asked by nayananayanakt | 01 Mar, 2020, 07:06: PM
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Your query is answered here.
Answered by | 01 Mar, 2020, 09:33: PM

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CBSE 9 - Maths
The radii of two cones are equal. If their slant heights are in the ratio 5:8, find the ratio of their curved surface area.
Asked by Sanjuhi4998 | 29 Jan, 2022, 01:35: PM
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CBSE 9 - Maths
curved surface area of a cone is 308 cm2 and it's slant height is 14 cm find (i) radius of the base and (ii)total surface area of the cone
Asked by anirani51 | 01 Dec, 2021, 10:24: PM
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CBSE 9 - Maths
If the slant height of a cone 12cm and radius of the base is 14 cm, then the total surface area is --------------.
Asked by pia.jhirwal | 08 Jan, 2021, 11:32: AM
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CBSE 9 - Maths
A conical cover is required for a chimney.It must be 24cm in diameter at the base and 16cm in height.Find the area of metal sheet required to make it.  
Asked by sriyogithas | 24 Aug, 2020, 03:28: PM
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CBSE 9 - Maths
The slant height of a cone is increased by 10% if the radius remains the same find the increase in C.S.A
Asked by nayananayanakt | 01 Mar, 2020, 07:06: PM
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CBSE 9 - Maths
There are two cones. The C.S.A of one is twice that of other. The slant height of latter is twice than that of former. Find radius of their height.  
Asked by Susanta | 09 Feb, 2020, 11:15: PM
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CBSE 9 - Maths
The slant height and altitude of a conical tomb is 15m and 12m.Find the cost of the white washing it at Rs 70 per month square
Asked by vaishnavi.taware | 26 Jan, 2020, 07:21: PM
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CBSE 9 - Maths
diameter of the base of a cone is 10.5cm and its slant height is 10cm. Find its curved surface area
Asked by anmolmahali | 14 Nov, 2019, 07:33: PM
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CBSE 9 - Maths
A conical tent is to accomodate 11 person.Each person must have 4 square metres of space on the ground and 20 cubic metres of air to breath.Find the height of the tent
Asked by hridhyavijay | 16 Feb, 2019, 10:34: PM
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CBSE 9 - Maths
R=35 h=12 find curved surface of cone
Asked by Abhishekvedic8873 | 28 Aug, 2018, 08:38: PM
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