Parallelogram pqrs is shown angle s is (3x) ° angle r is 120° and angle q is (2y) ° find the value of y

Question

Mathematics

Brooke Obrien

11 September, 04:41

Parallelogram pqrs is shown angle s is (3x) ° angle r is 120° and angle q is (2y) ° find the value of y

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Jimmy Gardner · Answer 1

Parallelograms have adjacent angles supplementary (sum to 180).

For pair r and s,

3x+120=180, = > x = (180-120) / 3=20 °

Similarly, for pair q and r,

2y+120=180 = > y = (180-120) / 2 = 30 °