Mathematics
A right angle triangle shaped piece of hard board is rotated completely about its hypotenuse, as shown in the diagram. The solid so formed is always :
(i) a single cone
(ii) a double cone
Which of the statement is valid ?
only (i)
only (ii)
both (i) and (ii)
neither (i) nor (ii)
Related Questions
The table shows the values of x and y, where x is proportional to y.
What are the values of M and N ?x y 6 M 12 18 N 6 M = 4, N = 9
M = 9, N = 3
M = 9, N = 4
M = 12, N = 0
Event A : The sun will rise from east tomorrow.
Event B : It will rain on Monday.
Event C : February month has 29 days in a leap year.
Which of the above event(s) has probability equal to 1 ?
all events A, B and C
both events A and B
both events B and C
both events A and C
The three vertices of a scalene triangle are always equidistant from a fixed point. The point is :
Orthocenter of the triangle
Incenter of the triangle
Circumcenter of the triangle
Centroid of the triangle