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Q: How do you calculate a side when a perimeter of isoceles triangle is 20 cm?
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How do you calculate the perimeter of a triangle?

-- Measure or calculate the length of one side. -- Measure or calculate the length of another side. -- Measure or calculate the length of the only remaining side. -- Add the three numbers. The sum is the perimeter of the triangle.


How do you calculate perimeter of a triangle?

-- Measure or calculate the length of one side. -- Measure or calculate the length of another side. -- Measure or calculate the length of the only remaining side. -- Add the three numbers. The sum is the perimeter of the triangle. ----------------------------------- The perimeter is the sum of all three sides. Sometimes it is unnecessary to compute each side length; all we care about is the sum.


How do you calculate a side of an equilateral triangle?

Find out what 1 side is and multiply by 3 to find perimeter


What is the semi-perimeter of a triangle with side lengths 11 61 and 60?

Semi-perimeter means half the perimeter. Calculate the perimeter, then divide that by 2 to get the semi-perimeter.


What shape has three side and two of your angles are equal?

Isoceles Triangle


What is a triangle with two sides the same and one side odd?

isoceles


What is a perimeter triangle side?

The perimeter of a triangle is the sum of its 3 sides


What type of triangle has side lengths of 23 24and 24?

An isoceles triangle! It has two lengths the same!


What is a polygon with 2 angles congruent and the lengths of the side are proportional?

isoceles triangle


What is the formula of a triangle in perimeter?

Perimeter of a triangle = (length of side #1) + (length of side #2) + (length of side #3)


How do you calculate the perimeter and area of a square?

The perimeter of a square is four times the length of any side. The area is the length of a side multiplied by itself (which is to say, squared).


How do you find the perimeter of a isoscles triangle all you know is the base and height?

-- Imagine what you have if you slice the triangle in half along the height ...-- You have a right triangle. One side of it is 1/2 of the base, and one side isthe height.-- The slanting side is the hypotenuse of the right triangle, and knowing whatyou know about right triangles, you can calculate its length.-- Once you do that, you have the lengths of all three sides of the original triangle,and you can calculate the perimeter.