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= 1/2 . 22/7 . 10,5 . 10,5
= 173,25 cm²
luas persegi = 25 x 21
= 525
luas seluruhnya = 173.25 + 525 =698,25 cm² (d)
Luas setengah lingkaran = (1/2)*(22/7)*10,5*10,5
= (1/2)*346,5
= 173,25 cm²
Luas total = luas persegi panjang + luas lingkaran = 525 cm² + 173,25 cm² = 698,25 cm²
Jawaban = D