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Aditi Manjare
Subject: Maths
, asked on 29/1/17
The lateral surface area and the area of the base of the cone are in the ratio 5:4. If the volume of the cone is 1024 pi m
3, then find the height of the cone . Pls answer this early experts.
Answer
3
Srijan
Subject: Maths
, asked on 22/1/17
If the volume of the cuboid is 9.8775 c3 and the length and breadth is equal.find its height
Answer
1
Divya
Subject: Maths
, asked on 6/1/17
three cubes of metal whose edges are in the ratio 3:4:5 are melted down into a single cube whose diagonal is 12 root3cm. find the edges of three cube.
Answer
2
Dev Puri
Subject: Hindi
, asked on 4/12/16
nishanebaaz shabd main pratayay aur mool shabd alag kijiye
Answer
2
Soniya Suresh
Subject: Maths
, asked on 8/3/16
To level a playground a roller 100cm long .70cm in diameter .takes 1500 complete revolutions. Find the cost of levelling the playground at rate of RS1.25PER square
Answer
1
Vaibhav Soni
Subject: Maths
, asked on 2/1/16
Number of surfaces of the same area in a cube are?
Answer
2
Chirag Gupta
Subject: Maths
, asked on 21/10/15
how can Gabriel's horn have infinite surface area and volume???Even Earth has definite area and volume!!
Answer
1
Atharv Gurjar
Subject: Maths
, asked on 21/10/15
DEAR EXPERTS PLS GIVE THE DIAGRAM OF QUESTIONN NO 23 PAGE NO 18.31 RD SHARMA CLASS IX
Answer
1
Atharv Gurjar
Subject: Maths
, asked on 21/10/15
.in rd sharma question no 19 page no 18.30 why do we minus L AND B WITH 2T AND H WITH ONLY T (T IS THICKNESS)
Answer
1
Akshara Kumar
Subject: Maths
, asked on 13/3/15
What is the formula for finding the diagonal of a cube and a cuboid?
Answer
1
Rushat
Subject: Maths
, asked on 7/2/15
Radius and height of a cone are in the ratio 4 : 3. Area of the base of the cone is 2464 sq. cm. Find its height ?
Answer
1
Siddhangana Sinha
Subject: Maths
, asked on 30/12/14
I have a question regarding R.D sharma .
In pg 18.14, ex 18.1, why is it while finding the inner dimensions we have to subtract twice the thickness.
Answer
1
Anonymous
Subject: Maths
, asked on 16/1/19
A rectangular swimming pool whose length is 30m, breadth is 20m and 1m deep. Measure of tile is 50?50. Find the no. Of tile will be required.
Answer
1
Sony ⚛⚛⚛⚛
Subject: Maths
, asked on 8/10/17
Only ques no. 18
18.
A lead pencil consists of a cylinder of wood with a solid cylinder of graphite filed in the interior. The diameter of the pencil is 7mm and the diameter of the graphite is 1mm. If the length of the pencil is 14cm, find the volume of the wood. (use
π
= 22/7)
OR
A heap of wheat is in the form of a cone, the diameter of whose base is 14m and height is 3m. Find its volume. The heap is to be covered by canvas to protect it from rain. Find the area of the canvas required.
Answer
1
Soumya Bhatnagar
Subject: Maths
, asked on 25/3/17
find the total surface area of a hemisphere with radius as 3 cm
Answer
4
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In pg 18.14, ex 18.1, why is it while finding the inner dimensions we have to subtract twice the thickness.
18. A lead pencil consists of a cylinder of wood with a solid cylinder of graphite filed in the interior. The diameter of the pencil is 7mm and the diameter of the graphite is 1mm. If the length of the pencil is 14cm, find the volume of the wood. (use = 22/7)
A heap of wheat is in the form of a cone, the diameter of whose base is 14m and height is 3m. Find its volume. The heap is to be covered by canvas to protect it from rain. Find the area of the canvas required.