Question

15.
out to cover the heap 7 (use 3.14)
a) ABCD is a trapezium, in which AB II DC and its diagonals
intersect each other at a point 'O'. Show that
OB OD
(OR)
b) A metallic sphere of radius 8.4 cm is melted and recost into
the shape of a cylinder of radius 4 cm, Show that the height
of the cylinder is 49.4 cm.​

Answer 1

Answer:

sorry I don't know the answer....