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The length of each of the two congruent sides of an isosceles triangle

is 2n +7 and the length of the third side is 3n

Draw and label the isosceles triangle.

User Sandino
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1 Answer

8 votes
8 votes

Answer:

To find the perimeter you add the length of all sides.

1). 2n + 7 + 2n + 7 + 3n = perimeter

2). 2(2n + 7) + 3n = perimeter

Explanation:

Hope this helps!! :)

User Sarwar Hasan
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