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dik = diameter=14 => r=7
sisi persegi=14
dit= luas?
jawaban
Luas lingkaran + luas persegi
= 154 dm + 196 dm
=350 dm2
cara:
luas lingkaran= phi. r. r
= 22/7. 7. 7
= 154
luas persegi = s.s
=14.14
=196
aku cuman bisa yg no.21 (maaf yh)
maaf klu salah