Keliling segitiga abc sama dengan 63cm.Panjang sisi ab =... cm
jihadakbar51
K abc = 63cm 2a+3a+2a = 63cm 7a = 63 a = 9
panjang sisi ab = 3a --> 3(9) = 27 cm
11 votes Thanks 13
tabithaeliana
Segitiga samping kanan 2a segitiga samping kiri 2a alas bawah 3a 2a+2a+3a = 7a keliling = a+b+c = 63 = 63 :7a a = 9 panjang sisi ab = 2a = 2 x 9 = 18
2a+3a+2a = 63cm
7a = 63
a = 9
panjang sisi ab = 3a --> 3(9) = 27 cm
segitiga samping kiri 2a
alas bawah 3a
2a+2a+3a = 7a
keliling = a+b+c = 63
= 63 :7a
a = 9
panjang sisi ab = 2a
= 2 x 9
= 18