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Q: What is the perimeter of a triangle that has 13 cm on one side and 20 cm one another side is 25 cm?
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How do you find the perimeter of a scalene triangle?

-- Find the length of one side. -- Find the length of another side. -- Find the length of the remaining side. -- Add the three numbers. -- Their sum is the perimeter of the scalene triangle.


How do you find Ares and perimeter on a tringle?

-- Area of a triangle = 1/2 of (length of the base times height) -- Perimeter of a triangle = (length of one side) + (length of another side) + (length of last side)


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 find the length of third side of a triangle given two sides and permeter of the triangle?

Subtract the two side lengths from the perimeter. The perimeter of a triangle is just the length of the 3 sides added together. Eg. Q: A triangle has a perimeter of 20 m. One side is 5m and another is 10m. How long is the 3rd side? A: Perimeter - side 1 - side 2 = side 3 Side 3 = 20 - 5 - 10 = 5 m


How can you find sides of a triangle if one of the side and perimeter is given?

That depends on what type of triangle is if the side given is equal to the perimeter divided by 3 then it is an equilateral triangle.


How do you find the perimeter of an isosceles triangle when you only have one side and the base?

If you mean "isosceles" triangle, the perimeter is the sum of twice the known side plus the base.


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.


What is the perimeter to a triangle that has two sides that are 14ft and one side with 9ft?

The isosceles triangle has a perimeter of: 14+14+9 = 37 feet


What is the perimeter of a triangle and one side given?

you must multiply it by three


What is the perimeter of an equilateral triangle that measures 6 cm on one side?

The perimeter would be 18 cm.


What is the perimeter of an equilateral triangle that mesures 8ft on one side?

Perimeter = 3*8 = 24 feet


What is the perimeter of an equilateral triangle that had a base side of the 5inches?

The perimeter is the sum of all sides. An equilateral triangle has three sides of equal length. So if one side is 5 inches, and we have three of these, we get a perimeter of 15 inches.