Jawaban:
L ½ lingkaran= ½(π × r²)
=½(3,14 × 10²)
=½(314)
=157 cm²
L persegi panjang=p×l
=20 × 22
=44 cm²
L segitiga=½ a×t
=½ 15×20
=½ 300
=150 cm²
L bangun gabungan=157 cm²+44 cm²+150 cm²
=351 cm²
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Jawaban:
L ½ lingkaran= ½(π × r²)
=½(3,14 × 10²)
=½(314)
=157 cm²
L persegi panjang=p×l
=20 × 22
=44 cm²
L segitiga=½ a×t
=½ 15×20
=½ 300
=150 cm²
L bangun gabungan=157 cm²+44 cm²+150 cm²
=351 cm²