What is the value of x? E (2x)° xº D

Thong Yi Xuen asked Jun 2, 2023

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13 votes

What is the value of x?
E
(2x)°
xº
D

Thong Yi Xuen asked Jun 2, 2023

3.2k points

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18 votes

Answer:

30°

Explanation:

Since ED = FD, the ∠DEF = ∠EFD
Since ∠DEF = 2x, ∠EFD is also equal to 2x
The sum of the 3 angles of a triangle is 180°

So x + 2x + 2x = 180
6x = 180
x = 30

Junichi answered Jun 7, 2023

2.9k points

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