In the given figure, two concentric circles with centre O have radii 21  cm and 42  cm. If ∠ A O ...

preview_player
Показать описание
In the given figure, two concentric circles with centre O have radii 21  cm and 42  cm. If ∠ A O B=60^∘, find the area of the shaded region. [Use π=22/7· ]
PW

📌 PHYSICS WALLAH OTHER CHANNELS :

📌 PHYSICS WALLAH SOCIAL MEDIA PROFILES :

Рекомендации по теме