100 Things Every Homeowner Must Know: How to Save Money, Solve Problems and Improve Your Home

100 Things Every Homeowner Must Know: How to Save Money, Solve Problems and Improve Your Home

Matematika diketahui luas lingkaran 1.386cm2.berapakah jari jari lingkaran tersebut? ​

diketahui luas lingkaran 1.386cm2.berapakah jari jari lingkaran tersebut? ​

Hallo kk, biar saya Bantu yah

Dik:

  • L=1.386 cm²

Ditanya jari² lingkaran

mak:

  • L= π x r²
  • 1.386=22/7×r²
  • r² =441
  • r 21 CM
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