Question

What is the value of x in the isosceles trapezoid below?
с
14x"
O A. 30
O B. 40
(3x+10)
А
B
O
C. 20
O D. 10

Answer 1

The sum of the opposite angle of the Isosceles trapezoid is supplementary. The value of x from the given diagram is 10

Isosceles trapezoid

The sum of the opposite angle of the Isosceles trapezoid is supplementary. According to the theorem;

14x + 3x + 10 = 180

17x = 180 - 10
17x = 170

Divide both sides by 17

17x/17 = 170/17

x = 10

Hence the value of x from the given diagram is 10

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