Question

in the given figure , abcd is a parallelogram , find the value of A,B,C,D.​

Answer 1

Answer:

2a=d

so 2a + 3a + 7 a=180

so 2a + 3a + 7 a=180a=180/12=15°

b=3a

so b=15*3=45°

d=2a

so d=15*2=30°

c=7a

so c=15*7=105°

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