Question

Helep me pls besok dah harus selesai

Answer 1

Jawaban:

B. 259,875

Penjelasan dengan langkah-langkah:

[tex]l = \frac{3}{4} \times \pi \times r \times r \\ = \frac{3}{4} \times 3.14 \times 10.5 \times 10.5 \\ = \frac{1038.555}{4} \\ = 259.875[/tex]

semoga membantu

Answer 2

Jawaban:

[tex]a \: = \: \pi {r}^{2} [/tex]

a = 22/7 × 10,5²

a = 345,6 cm²