How can I increase size of partition /dev/sda1?

partitions
quickbox

#1

I recently changed my disk size on Google’s Cloud platform from 60G to 1000G, but it is only reflected on /dev/sda

How can I transfer this space over to my /dev/sda1 partition?

Regards
bam

edit: solved, i used parted and increased my /dev/sda1 partition