Question

1.
Four vectors are inclined with respect to x-axis and
y-axis.
YA
AB
60°
.
30°
709
х
407
D
Find the angle between ZĀB vectors.
- see in attachment
please give answer of the question fast!!!​

Answer 1

$\sf{∴ \:Angle\: between \:\vec{A},\vec{B}\: vectors =\:} \textsf{\textbf{\red{60°}}}$

Answer 2

AB 60 AC 20 AD 80 BC 80 BD 140