A part

Asked by lovemaan5500 | 25th Feb, 2018, 01:00: PM

Expert Answer:

begin mathsize 16px style 90 over 360 cross times πr squared equals 77 over 8
straight r squared equals 49 over 4
straight r equals OA equals 7 over 2
perimeter equals arc plus 2 straight r
equals fraction numerator begin display style 90 end style over denominator begin display style 360 end style end fraction cross times 2 πr plus 2 straight r end style

Answered by Arun | 25th Feb, 2018, 06:04: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.