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= πr² - 1/2 d1 d2
= (22/7 x 14 x 14) - (1/2 x 28 x 20)
= 616 - 280
= 336 cm²
Luas Layang Layang = 1/2 x d1 x d2
= 1/2 x (2 x 14) . (2 x 10)
= 1/2 x 28 x 20
= 280 cm²
Maka;
Luas Diarsir = Luas Lingkaran - Luas Layang Layang
Luas Diarsir = 616 cm² - 280 cm² = 336 cm² (A)