Find the x and y components of a position vector that has a magnitude of r = 25.0m and an angle related to the x axis of (a) 25.0° and (b) 45.0°.
Find the x and y components of a velocity vector that has a magnitude of r = 10.7 m/s and an angle related to the x axis of (a) 20.0° and (b) 50.0°.
Find the x and y components of a displacement vector that describes your motion if you travel 70 m along an escalator at an angle of 35.0° above the horizontal.