Question
✓
Answer
Get the step-by-step solution for this question inside the Vidyadip app.
Get the answer in the appNeed a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
A toy is in the shape of a right circular cylinder with a hemisphere on one end and a cone on the other. The radius and height of the cylindrical part are 5cm and 13cm respectively. The radi of the hemispherical and the conical parts are the same as that of the cylindrical part. Find the surface area of the toy, if the total height of the toy is 30cm.
The slant height of the frustum of the cone is 6.3 cm and the perimeters of its circular bases are 18 cm and 6 cm respectively. Find the curved surface area of the frustum.
A ladder on the platform of a fire brigade van can be elevated at an angle of 70° to the maximum. The length of the ladder can be extended upto 20m. If the platform is 2m above the ground, find the maximum height from the ground upto which the ladder can reach. (sin 70° = 0.94)
The weekly observation on cost of living index in a certain city for the year $2004 – 2005$ are given below. Compute the weekly cost of living index.
→|
Cost of living Index
|
Number of Students
|
Cost of living Index
|
Number of Students
|
|
$1400-1500$
|
$5$
|
$1700-1800$
|
$9$
|
|
$1500-1600$
|
$10$
|
$1800-1900$
|
$6$
|
|
$1600-1700$
|
$20$
|
$1900-2000$
|
$2$
|
$2.2$ cubic dm of brass is to be drawn into a cylindrical wire $0.25cm$ in diameter. Find the length of the wire.
→In $\triangle ABC , \angle ABC =90^{\circ} . \triangle PAB , \triangle QAC$ and $\triangle RBC$ are the equilateral triangles constructed on sides $A B, A C$ and $B C$ respectively. Prove that : $A (\triangle P A B)+ A (\triangle R B C)= A (\triangle Q A C)$.
→Draw a pie diagram to represent the world population given in the following table after determining the value of a.
| Country | India | China | Russia | USA | Others | Total |
| Percentage poulation | 15 | 20 | a | a | 25 | 100 |
Find the lengths of the medians of a $\triangle\text{ABC}$ whose vertices are A(0, -1), B(2, 1) and B(2, 1) and C(0, 3).
→If the $10^{th}$ term of an A.P. is $21$ and the sum of its first $10$ terms is $120$, find its $n^{th}$ term.
→A military tent of height 8.25m is in form of a right circular cylinder of base diameter 30m and height 5.5m surmounted by a right tircular cone of same base radius. Find the length of canvas used in making the tent, if the breadth of the canvas is 1.5m.