mathematics n5 question papers and memo

mathematics n5 question papers and memo

Matematika Sekolah Menengah Pertama tolong bantu jawabannya pakai caraa​

tolong bantu jawabannya pakai caraa​

Jawab:

x = 36

Penjelasan dengan langkah-langkah:

Pakai rumus trigonometri

[tex]x^2 = 39^2 - 15^2\\x^2 = 1.521 - 225\\x^2 = 1.296\\x = \sqrt{1.296} \\x = 36[/tex]

a^2 + b^2 = c^2

a^2 = c^2 - b^2
= 39^2 - 15^2
=1521 - 225
a^2= 1.296
a = 36

Semoga membantu
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