Question

in fig 5, ABCD is a parallelogram. find the value of a,b,c,d​

Answer 1

Answer:

angle sum property , corresponding angle property and opposite angle of parallelogaram is used .

2a+3a+7a+2a+3a+7a = 360°

24a = 360°

a= 360/24 = 15°

therefore. ,. a=7a = 105°

b=. 5a. =. 75°

c=. 7a= 105°

d=. 75°

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Answer 2

Answer:

a=15, b=45 c=105, d=30

Step-by-step explanation:

Use triangle sum property, property of parallelogram and alternate angles