Question

kakk plis bantu jawab besok di kumpulin
pakai cara ya kak makasih..​

Answer 1

Jawaban:

[tex]k \frac{1}{2} lingkaran = \frac{1}{2} \times 2 \times \pi \times r \\ = \frac{1}{2} \times 2 \times 3.14 \times 10 \\ = \frac{1}{2} \times 2 \times 31.4 \\ = \frac{1}{2} \times 62.8 \\ = 31.2 \: cm \: [/tex]

Semoga membantu

Answer 2

jawabannya

k½l=½.2.π.r

= ½.2.3,14.10

=31,4cm