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Mathematics 12 Online
OpenStudy (anonymous):

DIAGRAM INCLUDED, MEDAL! Find the values of a and b for which LMNO is a parallelogram. A. a = 50, b = 60 B. a = 60, b = 50 C. a = 50, b = 70 D. a = 70, b = 50

OpenStudy (anonymous):

jimthompson5910 (jim_thompson5910):

The opposite angles are congruent, so a+40 = 2a - 10 and b+20 = 2b-50

OpenStudy (anonymous):

b=70 correct

jimthompson5910 (jim_thompson5910):

yes, what is the value of 'a'?

OpenStudy (anonymous):

50??

jimthompson5910 (jim_thompson5910):

correct

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