Madhya Pradesh Police Exam Model Paper 5

Given:
In a trapezium ABCD, AB = 10cm and CD = 20cm. The height of trapezium is 15cm
Concept used:
Area of trapezium $=1/2\left(\mathit{A}\mathit{B}+\mathit{C}\mathit{D}\right)\times \mathrm{Height}$
Calculation:
According to the formulae place the values in it
Area of trapezium $=1/2\left(10+20\right)\times 15$
$\Rightarrow 15\times 15$
Area of trapezium $=225\mathit{c}{\mathit{m}}^2$