Jawab:
4.22/7.r²=154 cm²
4.22.r²=22 cm²
4.r²=1 cm²
r²=1/4 cm²
r=1/2 cm
d=2 x 1/2
d=1 cm
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Jawab:
4.22/7.r²=154 cm²
4.22.r²=22 cm²
4.r²=1 cm²
r²=1/4 cm²
r=1/2 cm
d=2 x 1/2
d=1 cm