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Matematika

Pertanyaan

Tentukan keliling lingkaran yg diameternya diketahui π=22/7 a.d=7cm b.d=10,5 cm c.d=14 cm d.d=17,5 cm Dibntu ya

1 Jawaban

  • A)K = πd= 22/7 x 7 = 22 cmb)K= 22/7 x 10,5 = 33 cmc)K = 22/7 x 14 = 44 cmd) K= 22/7 x 17,5 = 55 cm Keliling = πd A = 22/7 X 7 = 22cm B = 22/7 X 10,5 = 33cm C = 22/7 X 14 = 44cm D = 22/7 X 17,5 = 55cm