Question

Find the area of a rhombus whose diagonals are of length $10cm$ and $8.2cm$

Answer 1

Area of the rhombus $=\frac{1}{2}\times d_1{d}_2$ where $d_1,d_2$ are lengths of diagonals

$=\frac{1}{2}\times 10\times 8.2c{m}^2$

$=41c{m}^2$