End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
https://darspajouhi.pdf-doc.ir/file/19686/دانلود-طرح-درس-ریاضی-پایه-هشتم-چند-ضلعی-ها-و-تقارن2