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L= 1/2 x 22/7 x 7 x 7 = 77
L= 126 + 77 = 203
1/2 x phi x r x r
1/2 x 22/7 x 7 x 7
1/2 x 154
77 cm²
Luas Persegi Panjang
p x l
14 x 9
126 cm²
Maka;
Luas Gabungan :
77 cm² + 126 cm²
203 cm²