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What is the value of x?
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What is the value of x?

What is the value of x?-example-1
User SirLisko
by
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1 Answer

4 votes

Answer:

x = 51°

Explanation:

The image of the triangle is an isosceles triangle. Since it is an isosceles triangle, ∠DFE = ∠FDE.

78 + x + x = 180

=> 2x = 102

=> x = 51°

Hoped this helped.

User Regular
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