The bisector of the corner of the rectangle divides the side into two 5 cm pieces. Find the perimeter of the rectangle.
| December 3, 2020 | education
Since we are talking about a rectangle, the bisector divides the right angle by 45 degrees.
Therefore, we get a right-angled isosceles triangle with 5 cm legs.
From here it is not difficult to understand that the long side of the rectangle is 5 + 5 = 10 cm,
perimeter is (10 + 5) * 2 = 30 cm
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