Question

Find the area of shaded region ​

Answer 1

Answer:

$30 cm^2$

Step-by-step explanation:

Area of shaded region = area of rectangle - area of triangle

So,

12 x 4 - 1/2 x 9 x 4 =

48 - 1/2 x 9 x 4 =

48 - 1/2 x 36 =

48 - 36/2 =

48 - 18 =

30