Penjelasan dengan langkah-langkah:
Diketahui:
¼ lingkaran = jari-jari 14cm
persegi panjang = p 24cm, l 14cm
Jawab:
K = ¼2πr + 2(p+l)
K = ¼×2×22/7×14 + 2×(24+14)
K = 1×11×2 + 2×38
K = 22 + 76
K = 98cm
L = ¼πr² + (p×l)
L = ¼×22/7×14×14 + (24×14)
L = 154 + 336
L = 490cm²
semoga membantu☺
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Penjelasan dengan langkah-langkah:
Diketahui:
¼ lingkaran = jari-jari 14cm
persegi panjang = p 24cm, l 14cm
Jawab:
K = ¼2πr + 2(p+l)
K = ¼×2×22/7×14 + 2×(24+14)
K = 1×11×2 + 2×38
K = 22 + 76
K = 98cm
L = ¼πr² + (p×l)
L = ¼×22/7×14×14 + (24×14)
L = 154 + 336
L = 490cm²
semoga membantu☺