100 Large Print Word Search Puzzles for Seniors: Brain Health Boosting that is fun and exciting

100 Large Print Word Search Puzzles for Seniors: Brain Health Boosting that is fun and exciting

Matematika tolong ya soal ada di gambar ​

tolong ya soal ada di gambar ​

Penyelesaian Soal

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Sebelum kita mencari Keliling, kita mencari panjang hipotenusa nya dahulu diperoleh:

x² = 12² + 9²

x² = 144 + 81

x = √225 = 15cm

Menentukan Keliling

K∆ = a + b + c

K∆ = 12 + 9 + 15

K∆ = 21 + 15

K∆ = 36 (Opsi A)

»Hasil Akhir

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Jadi, keliling segitiga tersebut adalah 36cm