In a parallelogram ABCD ,
<D= 115° . Find the measure of <A and <B .
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angleB =115as opposite angles are same
now
115 + 115 =230
360-230=130.
130÷2 =65
angle a and c = 65
Answered by
1
Answer:
in the parallelogram ABCD <D = 115°
in the parallelogram opposite angles are equal
=> <D = <A = 115°
in the parallelogram sum of adjacent angles is equal to 180°
=> <A + <B = 180°
115+ <B = 180°
<B = 180° - 115°
<B = 65°
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