tlg di jwb ya pakai cara kerja

5/7 =6/6+x
(6+x)5 = 6(7)
30+5x = 42
5x= 12
x = 12/5
x= 2,4 (D)

Jawab

4) 5/7 = 6/(6+h)
5(6+h) = 6.7
30+5h = 42
5h = 42 - 30
h = 12/5
h =2,4(D)

5.misalkan tinggi tiang sebenarnya=x

Maka,
40/60 = x/12
60.x = 40.12
60.x = 480
x = 480/60
x = 8 m


Semoga benar