Besar veltor a dan b masing masing 5 satuan san 12 satuan yang saling tegak lurus. besarnya resultan vektor
a.11 satuan
b.13 satuan
c.15 satuan
d.17 satuan
e.19 satuan
a.11 satuan
b.13 satuan
c.15 satuan
d.17 satuan
e.19 satuan
More Questions From This User See All
a = 5 satuan
b = 12 satuan
α = 90
ditanyakan :
R = ?
jawab :
R = √a²+b²+2ab cosα
R = √a²+b²+2ab cos90
R = √a² + b²
R = √5²+12²
R = √25 + 144
R = √169
R = 13 satuan