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Find x. Isosceles triangle theorems.

Find x. Isosceles triangle theorems.-example-1
User Rryanp
by
5.0k points

1 Answer

2 votes

Answer:

x = 70°

Explanation:

If two sides of a triangle are congruent, then angles opposite those sides are congruent.

the sum of the interior angles in a triangle is 180°

(180 - 40) : 2 =

70

x = 70°

----------------------------

check

70 + 70 + 40 = 180°

the answer is good

User NCC
by
4.9k points