How to Determine the Area of a Trapezoid δείξτο στους φίλους σου: Share on X (Twitter) Share on Facebook Share on PinterestHow to Determine the Area of a Trapezoid How to Determine the Area of a Trapezoid Calculate the area of a four-sided figure with two parallel sides by following these steps. From: Howcast Views: 123 5 ratings Time: 01:08 More in Howto & Style δείξτο στους φίλους σου: Share on X (Twitter) Share on Facebook Share on Pinterest See Also: Snowboarding Gear : How to Determine Your Snowboard Stance