10 Foundations For a Meaningful Life (No Matter What's Happened)

10 Foundations For a Meaningful Life (No Matter What's Happened)

Matematika Plss tolong besok di kumpulin!

Plss tolong besok di kumpulin!

Jawaban:

3,14 cm

Penjelasan dengan langkah-langkah:

phi = 3,14

r = 1/2 diameter = 10 cm

rumus keliling 1/2 lingkaran :

K = 1/2 x 2 x phi x r = phi x r = 3,14 x 10 = 31,4

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