100 Endgames You Must Know: Vital Lessons for Every Chess Player

100 Endgames You Must Know: Vital Lessons for Every Chess Player

» » Matematika bantu dong Abang kakak​

Matematika bantu dong Abang kakak​

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bantu dong Abang kakak​

Jawaban:

r = d ÷ 2

r = 56 ÷ 2

r = 28 cm

L = πr²/2

L = 22/7 × 28 × 28/2

L = 22 × 4 × 14

L = 1.232 cm²

Apollo110

Jawaban:

3136

Penjelasan dengan langkah-langkah:

L persegi=s²

L=56²

L=3136

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