Question

Panjang diagonal diagonal sebuah persegi panjang adalah(4x-3)dan (2x+7) cm.tentukan panjang masing masing diagonal tersebut

Answer 1

Verified answer

BIDANG STUDI : MATEMATIKA
SUB BAB : BANGUN DATAR
•~PEMBAHASAN ~•

4x - 3 = 2x + 7
4x-2x = 3 + 7
2x = 10
x = 5

panjang = 4(5)-3= 20-3 = 17 cm
panjang = 2(5) + 7 = 10 +7 = 17 cm

>~< KEEP SPIRIT >~<

Answer 2

Verified answer

✔ Mapel = Matematika
✔ Kelas = 7 SMP
✔ Materi = PLSV
----------------------
Penyelesaian :
----------------------

4x - 3 = 2x + 7
4x-2x = 7 + 3
2x = 10
x = 10/2
x = 5

Panjang Diagonal
= 4x - 3 cm
= 4(5) - 3 cm
= 20 - 3 cm
= 17 cm

Semoga membantu :)