Tolong bantu dong, buat hari ini
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Gradien tegak lurus memiliki rumus:
m1×m2 = -1
diket: m1 = mAB
mAB =∆y/∆x
∆y = 6 satuan (6 kotak)
∆x = 8 satuan (8 kotak)
mAB = 6/8= 3/4
m2 = mg
mAB×mg = -1
mg = (-1)/mAB
mg = (-1)/3/4
mg = {(-1)×4}/3
mg = -4/3
Jawaban: gradien garis g = -4/3 (D)
https://id-static.z-dn.net/files/dba/fe4b46a58403fa0bb7ebd06d611097f2.jpg [answer.2.content]
