tolong di bantu ya :D
Matematika
satyalee1
Pertanyaan
tolong di bantu ya :D
1 Jawaban
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1. Jawaban dnnyz07
PGSPL = √d² - (R - r)²
PGSPL = √18² - (9-2)²
PGSPL = √18²-7²
PGSPL = √324-49
PGSPL = √275 = √(25x11) = 5√11 cm
D.