Jawab:
K=86 cm
L =308 cm²
Penjelasan dengan langkah-langkah:
sisi lengkung = 1/2 x πd
=1/2 x 22/7 x 14
= 22 cm
K =25+25+14+22
=86 cm
L = 1/2 lingkrn
=1/2 x πr²
=1/2 x 22/7 x14 x 14
=1/2 x 22 x 2 x 14
=22 x 14
=308 cm²
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Jawab:
K=86 cm
L =308 cm²
Penjelasan dengan langkah-langkah:
sisi lengkung = 1/2 x πd
=1/2 x 22/7 x 14
= 22 cm
K =25+25+14+22
=86 cm
L = 1/2 lingkrn
=1/2 x πr²
=1/2 x 22/7 x14 x 14
=1/2 x 22 x 2 x 14
=22 x 14
=308 cm²