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Verified answer
✔ Mapel = Matematika✔ Bab = Segitiga
✔ Materi = Teorema Phytagoras
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Penyelesaian :
4 x sisi = Keliling
4 x sisi = 20 cm
sisi = 20/4 cm
sisi = 5 cm
Panjang diagonal lainnya
= 2 x √(5² - (8/2)²)
= 2 x √(25 - 16)
= 2 x √9
= 2 x 3 cm
= 6 cm
Luae Belah Ketupat
= 1/2 x d1 x d2
= 1/2 x 8 cm x 6 cm
= 24 cm²
Semoga Membantu :)