the diagnol of rhombus are 7.5cm and 12cm. find its area? Share with your friends Share 0 Varun.Rawat answered this length of first diagonal = 7.5 cmlength of second diagonal = 12 cm 1 View Full Answer Ali Noor answered this area of rhombus=( d1×d2)/2=(7.5×12)/2=90/2=45cm 1 Ali Noor answered this ?=multiply 1