Question

Tolong bantu jawab ya.. pakai caranya

Answer 1

6.
   45/360 x 22/7 x 14 x 14 - 45/360 x 22/7 x 7 x 7
    1/8 x 44 x 14 - 1/8 x 154
    77 - 19,25
    57,75
7. (√(30² + (34 - 10)²)) - 10
     18 - 10
     8
  

Answer 2

Luas juring = 45/360 x phy x 14 x 14= 77
luas uring putih = 45/360 x phy x 7 x 7 = 19,25
luas yg diarsir = 77-19,25 = 57,75