Mathematics
A cone of radius 4 cm is divided into two parts by drawing a plane through the mid-point of its axis and parallel to its base. Compare the volumes of the two parts.
Related Questions
On a graph paper plot the triangle ABC whose vertices are at points A(5, 4), B(7, 5) and C(-3, 6). On the same graph, draw the image of the triangle ABC under reflection in the line y = 3. Mark any two points on the graph paper which are invariant under this reflection. Also, write the co-ordinates of points marked.
ABCD is a parallelogram in which vertices B = (5, 8), C = (4, 7) and D = (2, -4). Find :
(i) the coordinates of vertex A.
(ii) the equation of diagonal BD.
If the mean proportion between x and z is y, find the mean proportion between x2 + y2 and y2 + z2.