The figure shows a rhombus ABCD where the diagonals AC and BD intersect at E. Find the value of x.
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Answer: 2
Step-by-step explanation:
Using the Z rule, we get the angle of DCE is 2x + 53
The angle DEC is a right angle as the diagonals of a rhombus always make a right angle
So we get the equation
3x + 7 + 2x + 53 + 90 = 180
5x = 10
x = 2