The area of a triangle with base `4 cm` and height `6 cm` is `24 cm^(2)`.

Explanation

We know that, area of a triangle `=(1)/(2)("base" xx "Height")`
Here Base `= 4 cm` and Height `= 6 cm`
`therefore" ""Area of a triangle"=(1)/(2)xx4xx6=12 cm^(2)`