Question: A vertical electric field of magnitude 2.25 x 104 N/C exists above the Earth's surface on a day when a thunderstorm is brewing. A car with a rectangular size of 6.00 m by 3.00 m is traveling along a dry gravel roadway sloping downward at 18.4°.
Part A: Determine the electric flux through the bottom of the car.
_____________________kN • m2/C
Please show work I think I have the answer just not positive.