Matematika mohon di jawab pake cara ​

aylinjohnsonulv – June 08, 2023

mohon di jawab pake cara ​

✨PENYESELAIAN✨

r = 42 : 2 =21

½ × 2 × π × r

½ × 2 × 22/7 × 21

½ × 2 × 22 × 3

½ × 11 × 2

= 66cm

Lingkaran

K = 1/2 × π × d

K = 1/2 × 22/7 × 42

K = 1/2 × 22 × 6

K = 11 × 6

K = 66 cm

Cmiiw

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