Solve this:
Dear student,
Refer to the similar link for query 2
https://www.meritnation.com/ask-answer/question/with-vertices-a-b-and-c-of-a-triangle-abc-as-centres-arcs-ar/areas-related-to-circles/3609500
Refer to the similar link for query 3
https://www.meritnation.com/ask-answer/question/abcd-is-a-trapezium-ab-dc-and-angle-bcd-60-degree-if-befc-is/areas-related-to-circles/7123853
Regards
Refer to the similar link for query 2
https://www.meritnation.com/ask-answer/question/with-vertices-a-b-and-c-of-a-triangle-abc-as-centres-arcs-ar/areas-related-to-circles/3609500
Refer to the similar link for query 3
https://www.meritnation.com/ask-answer/question/abcd-is-a-trapezium-ab-dc-and-angle-bcd-60-degree-if-befc-is/areas-related-to-circles/7123853
Regards