10 Publishing Myths: Insights Every Author Needs to Succeed

10 Publishing Myths: Insights Every Author Needs to Succeed

Matematika tolong bantu secepatnya ya kak ​

tolong bantu secepatnya ya kak ​

Jawaban:

a.sudut siku siku=90°

x+2x+3x=90°

6x=90°

x=15°

Jadi setiap x bernilai 15°

b.BOC=3x

=3(15°)

=45°

c.COD=2x

=2(15)

=30°

Jawab:

Penjelasan dengan langkah-langkah:

a. DOC + COB + BOA = 90°

2x + 3x + x = 90

6x = 90

x = 15

b. besar boc

3x

3 x 15 = 45

d. besar cod

2x

2 x 15 = 30

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