SOLUTION: In parallelogram ABCD, angle A=x degrees and angle B=(3x) degrees. Find m<B? A. 140 degrees B. 135 degrees C. 70 degrees D. 45 degrees Thank you so much for all your hel

Algebra ->  Parallelograms -> SOLUTION: In parallelogram ABCD, angle A=x degrees and angle B=(3x) degrees. Find m<B? A. 140 degrees B. 135 degrees C. 70 degrees D. 45 degrees Thank you so much for all your hel      Log On


   

Question 286436: In parallelogram ABCD, angle A=x degrees and angle B=(3x) degrees.
Find m A. 140 degrees
B. 135 degrees
C. 70 degrees
D. 45 degrees
Thank you so much for all your help!!!!
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Hint: Since A and B are adjacent angles, this means that A and B are supplementary ie A%2BB=180. Or in this case, x%2B3x=180