A circular flower beds is surrounded by a path 4m wide. The diameter of the flower beds is 66m. What is the area of this path?
Answers
Answered by
2
Answer:
Answer is 207.42 sq.m solve with area of circle
Answered by
7
Question
A circular flower bed is surrounded by a path 4m wide the diameter ofthe flower bed is 66m what is area of this path?
Answer
Perimeter of circular flower bed = =33m.
Radius of circular flower bed with 4m wide path (R) = 33+ 4
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀= 37m
Area of path = π R² - π r²
⠀⠀⠀⠀⠀⠀⠀⠀= π ( R² - r² )
⠀⠀⠀⠀⠀⠀⠀⠀= 3.14 ( 137 )² - (33))²
⠀⠀⠀⠀⠀⠀⠀⠀= 3.14 ( 1369 - 1089 )
⠀⠀⠀⠀⠀⠀⠀⠀= 3.14 ( 280 )
⠀⠀⠀⠀⠀⠀⠀⠀= 879.20 m²
Attachments:
Similar questions