Answer
(a) $v_{par}= 3.4~m/s$
(b) $v_{perp} = 9.4~m/s$
Work Step by Step
(a) $v_{par}= v~sin(\theta)$
$v_{par}= (10~m/s)~sin(20^{\circ})$
$v_{par}= 3.4~m/s$
(b) $v_{perp} = v~cos(\theta)$
$v_{perp} = (10~m/s)~cos(20^{\circ})$
$v_{perp} = 9.4~m/s$
