How much fencing will he need? The correct answer is 55 cm. lessons in math, English, science, history, and more. Then, use the Pythagorean Theorem to find the length of the base of each triangle. and career path that can help you find the school that's right for you. For example, if the top base of the trapezoid is 6 cm, then the middle section of the bottom base is also 6 cm. EXPLORE COLLECTIONS CREATE + back to brit + co. Sign In Sign Up. Joe will need 350 feet of fencing (175 for each side) to completely fence in his backyard. All right, let's take a moment to review what we've learned about finding the perimeter of a trapezoid. Study.com has thousands of articles about every Here's a hint: in an isosceles trapezoid the non-parallel sides are equal. Area = ½ * (a + b) * h = ½ * (3 + 4) * 2 = ½ * 7 * 2 = 7. Include your email address to get a message when this question is answered. The midsegment of a trapezoid is the segment that joins the midpoints of the nonparallel sides of a trapezoid. © copyright 2003-2021 Study.com. Example 1. If the area of a trapezium is 840 m2, the two parallel lengths are16 m and 26 m respectively and the height is 26 m, how do I find its perimeter? To learn more about using the Pythagorean Theorem, keep reading! imaginable degree, area of Learn more... A trapezoid is defined as a quadrilateral with two parallel sides. Hi. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. Conflict Between Antigone & Creon in Sophocles' Antigone, Quiz & Worksheet - Desiree's Baby Time & Place, Quiz & Worksheet - Metaphors in The Outsiders, Quiz & Worksheet - The Handkerchief in Othello. 's' : ''}}. wikiHow is where trusted research and expert knowledge come together. EXPLORE COLLECTIONS CREATE + back to brit + co. Sign In Sign Up. $$P=15+8+20+12=55\text{ cm}$$ Draw a diagram to visualize all the information. Enrolling in a course lets you earn progress by passing quizzes and exams. = 20 + 20 + 5 + 16. Sciences, Culinary Arts and Personal Thanks to all authors for creating a page that has been read 229,326 times. Remember that perimeter is the measure of the outer edge of a shape, or otherwise, the sum of the measures of the sides of the trapezoid. 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