belah ketupat.jika AD = (2x+5),BC = (x+7),
Matematika
femilaprilia
Pertanyaan
belah ketupat.jika AD = (2x+5),BC = (x+7),
1 Jawaban
-
1. Jawaban andhikahanif
mencari nilai x
AD = BC
2x + 5 = x + 7
2x - x = 7 - 5
x = 2
maka :
AD
= 2x + 5
= 2(2) + 5
= 4 + 5
= 9
BC
= x + 7
= 2 + 7
= 9