1 answer:
Answer:
x = 65
Step-by-step explanation:
The triangle has 2 congruent sides and is therefore isosceles.
The base angles are congruent, both 25°
Subtract the sum of the base angles from 180° for vertex angle
vertex angle = 180° - (25 + 25)° = 180° - 50° = 130°
Hence x = 130° ÷ 2 = 65
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Answer:
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Step-by-step explanation:
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