100 Great Black Britons: A Celebration of the Extraordinary Contribution of Key Figures of African

100 Great Black Britons: A Celebration of the Extraordinary Contribution of Key Figures of African

Matematika Sekolah Menengah Pertama di jawab ya ada di poto soalnya

di jawab ya ada di poto soalnya

Jawaban:

2.A.19.712

3. D. 4.312

Penjelasan dengan langkah-langkah:

2.

[tex]\pi \times {r}^{2} \times t \\ \frac{22}{7} \times {14}^{2} \times 32 \\ \frac{22}{7} \times 196 \times 32 \\ 22 \times 28 \times 32 \\ = 19.712[/tex]

3.

[tex]\pi \times {r}^{2} \times t \\ \frac{22}{7} \times {7}^{2} \times 28 \\ 154 \times 28 \\ = 4.312[/tex]

Jadikan jawaban Terbaik yaa...

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