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= 60 / 360 . 22/7. 14. 14
= 1/6 . 22. 2. 14
= 616 / 6
= 102,67
= 1/6 . 22/7 . 14 . 14
= 308/3 cm2
= 102,67 cm2
Luas segitiga = 1/4 . r^2 √3
= 1/4 . 14^2 . √3
= 49√3 cm2
= 84,87 cm2
Maka luas kebun = 102,67 – 84,87 = 17,8 cm2