$A$ solid has.........

In ancient India,altars (or vedis) with combinations of shapes like rectangles,triangles,and trapeziums were required for $\ldots \ldots \ldots$

Given two distinct points,there is a ......... line that passes through them.

If a straight line falling on two straight lines makes the interior angles on the same side of it,whose sum is $120^{\circ}$,then the two straight lines,if produced indefinitely,meet on the side on which the sum of angles is

Solve the following question using the appropriate Euclid's axiom:
In the figure,we have $BX = \frac{1}{2} AB$,$BY = \frac{1}{2} BC$ and $AB = BC$.
Show that $BX = BY$.

The number of interwoven $\ldots \ldots$ triangles in Sriyantra (in the Atharvaveda) is nine.