Jawaban:
diket: d = 28cm
r = ½d => 14cm
π = 22/7
-------------------------------
ditanya: L ½ lingkaran?
rumus => L = ½ πr²
--------------------------------
L = 1 x 22 x 14 x 14
2 7
= 22 x 2 x 7
= 308cm²
semoga membantu
maaf kalo ada yang salah
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Jawaban:
diket: d = 28cm
r = ½d => 14cm
π = 22/7
-------------------------------
ditanya: L ½ lingkaran?
rumus => L = ½ πr²
--------------------------------
L = 1 x 22 x 14 x 14
2 7
= 22 x 2 x 7
= 308cm²
semoga membantu
maaf kalo ada yang salah