jane12344 jane12344

01-02-2021
Mathematics

contestada

The length of the base of an isosceles triangle is x. The length of a leg is 4x-5. The perimeter of the triangle is 89. Find x.

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viktoria80 viktoria80

01-02-2021

An isosceles triangles legs are the same.
4x-5+4x-5+x=89
+10 +10
9x=99
/9 /9
X=11

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