"angered at" is correct and usable in written English.
You can use it to describe a feeling of anger or annoyance someone feels about something. For example: "He was angered at the news of his sister's death."
Angered at their treatment, Quinn also left the plane.
Woods was angered at first, but is now more philosophical.
He was especially angered at the reports of security forces' firing on protesters after prayers.
The scientists were increasingly angered at how long it was taking to fend them off.
Mr. Cruz's lawyer, Jeffrey Pokorak, angered at the last-minute disclosure of the I.Q.
Ukip's leader, Nigel Farage, also said he was angered at the decision.
Angered at the slant of coverage, the local press has struck back.
Locally, many want Brexit at double speed, and are angered at the lack of a plan.
The Tag Team Champions celebrated their winning run on the stage while Cesaro and Natalya looked angered at Kidd's injustice.
I remember being angered at many comments on the internet in reaction to Whitney Houston's death a few years ago.
I am angered at the ignorance of the Boy Scouts for their narrow mindedness and their bullying stance on homosexuality.
