Question

The diagonals of rhombus measure $16$ cm and $30$ cm. Find the perimeter of the rhombus.

Answer 1

$AC=16cm\Rightarrow OA=8cmBD=30cm\Rightarrow OB=15cm\Rightarrow AB=\sqrt{{15}^2+8^2}=17cm\Rightarrow Perimeter=4AB=68cm$