One side of the triangle is 38mm, 22mm, and the third is 2 times smaller than the first.
| December 13, 2020 | education
One side of the triangle is 38mm, 22mm, and the third is 2 times smaller than the first. You need to find the perimeter of the triangle.
First, let’s find out the length of the third side:
1) 38: 2 = 19 (mm) – third side
the perimeter is the sum of all sides, respectively:
2) 38 + 22 + 19 = 79 (mm) – Perimeter
Answer: The perimeter of the triangle is 79 mm.
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