Differentiation...

Area of triangle whose vertices are $$(0, 0), (2, 3), (5, 8)$$ is ____ square units.

In how many ways can 3 diamond cards be drawn simultaneously from a pack of cards?

Find the area of $$\Delta ABC$$, in which $$A = (2, 1), B = (3, 4)$$ and $$C = (-3, -2).$$

The area of triangle with vertices $$A(5,\,0),\,B(8,\,0)$$ and $$C(9,\,5)$$ is

How is 'red written in that code ?

How is 'vegetables are red flowers' written in this code ?

Find the missing number in the pattern: $$2, 5, 8, 11,$$ __$$, 17, 20, 23, 26$$

The area of triangle with vertices $$A(0,\,9),\,B(0,\,4)$$ and $$C(-5,\,-9)$$ is

Complete the pattern: $$3, 5, 8, 13,$$ ___ 

Which pair of numbers comes next?
$$25, 23, 5, 20, 16, 5,....$$