Question

The perimeter of a rhombus is 20cm. If one of its diagonals is 6cm, then its area???

Answer 1

Perimeter of rhombus= 20 cm

Let  one diagonal be x

And the other is 6 cm

AREA OF RHOMBUS-  1/2 * diagonal 1 *diagonal 2

ATQ

AREA of rhombus= 1/2* 6* x

area= 3x