3 years ago

What is the length of MN

Mathematics

2 answers:

MakcuM [25]3 years ago

7 0

It is an isosceles triangle and therefore

3x = x + 10
2x = 10
x = 5
Since x = 5 and MN = x + 10 then,
MN = 15.

Dafna1 [17]3 years ago

5 0

Because this is an isosceles triangle, 3x = x + 10. Thus, 2x + 10 and x = 5.

With x=5, MN has the length 5+10, or 15.

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