Jawaban dan Penjelasan dengan langkah-langkah:
a)
QR = PS = 5 cm
b)
2x - 4 = x + 3
2x - x = 3 + 4
x = 7
c)
PQ = 2x-4 = 2(7)-4 = 10 cm
d)
Keliling jajargenjang PQRS
= 2(10) + 2(5)
= 30 cm
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Jawaban dan Penjelasan dengan langkah-langkah:
a)
QR = PS = 5 cm
b)
2x - 4 = x + 3
2x - x = 3 + 4
x = 7
c)
PQ = 2x-4 = 2(7)-4 = 10 cm
d)
Keliling jajargenjang PQRS
= 2(10) + 2(5)
= 30 cm