Long term chart of Aussie dollar. Wave B is an expanded flat which is at target. C equals A at about 84 cents which is also the 38.2% retracement level and the TL resistance area. Gold and commodities generally could run to that target area. Here is a Gann perspective

http://www.gunner24.com/newsletter-archive/july-2018/29072018/

A weekly close under 71 cents would set up a 65 cent target and end of year time frame so the turn really has to happen quickly