In parallelogram ABCD, angle A- angle B =30 then find angle C
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Answer:
105 degrees
Step-by-step explanation:
in a parallelogram, sum of adjacent angles are 180 degrees so:-
angle a + angle b= 180_______(1)
and according to question
angle a- angle b= 30_______(2)
by adding equation (1) and (2),we get
2a= 210
angle a = 105
and in a parallelogram, opposite angles are equal
so, angle a = angle c
∴ angle c= 105 degrees
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