# find the perimeter of triangle abe

It was easy to understand, and it gives a lot of information. The formula for the perimeter of a triangle T is T = side a + side b + side c, as seen in the figure below: However, given different sets of other values about a triangle, it is possible to calculate the perimeter in other ways. Do you have the perimeter and are missing one side? The triangle is divided into 6 smaller triangles of the same area by the centroid. Ch. If you have any difficulties with units conversion, you can use the length converter. This particular example is called an equilateral triangle, because all three sides are of equal length. Find the length of the other diagonal and area of a rhombus. Therefore, the length of the unknown side is 5. Reasoning: Perimeters of the rectangle and triangle can be calculated by adding lengths of four sides of the rectangle and the three sides of the triangle. If the perimeter of the design is 2 8 c m, find the length of each side of the hexagon. Answer: (i)Perimeter of triangle ABE=5/2+ 2 3/4+ 3 3/5. To find the perimeter of a triangle, use the formula perimeter = a + b + c, where a, b, and c are the lengths of the sides of the triangle. Last Updated: January 5, 2021 (ii)Perimeter of rectangle BCDE=2 (l+b) =2 (7/6+ 2 3/4) =2 … Give your answer correct to 1 decimal place. How can you find the missing side of a triangle given the perimeter? For example, if the length of the known sides are 3 and 4, you would just add 3^2+ 4^2, or 9 + 16, and get 25. At most how many centimeters do the perimeter of the triangle measure? Two sides of a triangle are of lengths 5 cm and 1.5 cm. Finally, it will teach you to find the perimeter of any triangle for which you know two side lengths and the angle measure between them (an "SAS Triangle"), using the Law of Cosines. Find the length of QU. Thanks to all authors for creating a page that has been read 1,571,015 times. If sides b and c are equal at 6 feet and the angle is 30° then the length of side a is √b2 + c2 - 2 x b x c x cosα = √36 + 36 - 2 x 6 x 6 x cos(30°) = √72 - 72 x 0.866025 = √72 - 62.3538 = √9.65 = 3.1 ft. In this example, the side lengths are each 5cm, so the correct value for the perimeter is 15cm. Hence height of the equilateral triangle will be =(2x)sqrt3+xsqrt3=(3x)sqrt3=3sqrt3x, If a be the length of each side then sqrt3/2*a=3sqrt3x =>a=6x So perimeter of the triangle =3×6x=18x. b = 4 cm. IJ is a midsegment of " FGH , where IJ is parallel to FG . Finding the Perimeter When Three Side Lengths are Known, {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/3\/38\/Find-the-Perimeter-of-a-Triangle-Step-1-Version-2.jpg\/v4-460px-Find-the-Perimeter-of-a-Triangle-Step-1-Version-2.jpg","bigUrl":"\/images\/thumb\/3\/38\/Find-the-Perimeter-of-a-Triangle-Step-1-Version-2.jpg\/aid2157327-v4-728px-Find-the-Perimeter-of-a-Triangle-Step-1-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"

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