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Grade: 12th pass
        
Please Help me with the above question I am unable to solve this question...!!!
3 months ago

Answers : (1)

Aditya Gupta
1683 Points
							
obviously the perimeter= SA+AC+CT+arc(SBT)
now, arc(SBT)= 2pir/4= pi*6/2= 3pi
AC= RB= radius r= 6
also, SA+CT= SR – AR + RT – RC= SR + RT – (AR+RC)= r + r – (8)= 2r – 8= 2*6 – 8= 4
so, perimeter= 10+3pi
kindly approve :)
3 months ago
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