Q. spm kakaks :-:[tex] \\ [/tex]Keliling bangun tersebut adalah ..[tex] \\ [/tex][tex] \tt \: a. \: .... Question from @Nelsyasj

May 2022 2 20 Report

Q. spm kakaks :-:
[tex] \\ [/tex]
Keliling bangun tersebut adalah ..
[tex] \\ [/tex]
[tex] \tt \: a. \: 28.26 \: cm[/tex]
[tex] \tt \: b. \: 56.52 \: cm[/tex]
[tex] \tt \: c. \: 127.17 \: cm[/tex]
[tex] \tt \: d. \: 254.34 \: cm[/tex]
[tex] \\ [/tex]
RULES ✏ :
[tex] \\ [/tex]
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➪ Rapi.

nxyaptrf

Penjelasan dengan langkah-langkah:

k = πd

k = 3,14 × 18

k = 56,52 cm ( b )

2 votes Thanks 2

UceLLs

Keliling Lingkaran

$\tt \: =2 \times \pi \times r \\\tt = 2 \times 3.14 \times (18 \div 2) \\\tt = 2 \times 3.14 \times 9 \\ = \tt56.52 \: {cm}^{2}$

Opsi B

4 votes Thanks 3

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