A,b,c,d is a parallelogram. If a =70,calculate b, c,d please show the answer
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B is 110 .
C is 70 .
D is 110.
C is 70 .
D is 110.
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Angle A = 70
Therefore, Angle C = 70 (opp. angle of a llgm are equal)
Now,
Let angle B and angle D be x degree.
Then,
A + B + C + D = 360
=> 70 + B + 70 + D = 360
=> 140 + x + x = 360
=> 2x = 360 - 140
=> 2x = 220
=> x = 220/2
=> x = 110
Hence, Angle B = 110
Angle C = 70
And, Angle D = 110
Therefore, Angle C = 70 (opp. angle of a llgm are equal)
Now,
Let angle B and angle D be x degree.
Then,
A + B + C + D = 360
=> 70 + B + 70 + D = 360
=> 140 + x + x = 360
=> 2x = 360 - 140
=> 2x = 220
=> x = 220/2
=> x = 110
Hence, Angle B = 110
Angle C = 70
And, Angle D = 110
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