Question

in figure 6 find the values of a, b, c, and d, given that ABCD is a parallelogram ​

Answer 1

Answer:

A=115°

B=50°

C=50°

Step-by-step explanation:

A is 150 degrees as they are on a vertically opposite angled

B and C are also equal as alternate interior angles are same.

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Answer 2

Answer:

a=115° ( Vertically opposite angles )

c=40° ( AC is a straight line ; 180°-140°)

b=25° (Angle sum property of a triangle ; 115°+b+40°=180°)

d=65° ( 25°+d=90°)

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