Question

prove that the opposite angles of a parallelogram are equal. with method. ​

Answer 1

Answer:

here it is

let ABCD is a parallelogram

then

AB is parallel to CD

then

1+4=180(sum of interior angle is 180)

1+2=180(AD is parallel to BC)

then

subtract both the equation

we get

4-2=0

angle 4 =angle 2

similarly angle 1=angle 3

ok

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Answer 2

your answers

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