3 years ago

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.

Mathematics

1 answer:

german3 years ago

8 0

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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