Question

a triangle and a rhombus on the same base and between the same parallel then the ratio of area of triangle to that a rhombus is how much?

Answer 1

A rhombus is also a parallelogram.

The ratio of areas of triangle and a parallelogram on same base and between same parallel lines is 1 : 2.

This also applies for rhombus.

So, your answer is 1 : 2.

Hope it helps !!! ;-)