Question

Two adjacent angles of a parallelogram are in the ratio 4: 11. Find the measure of each of its angles.

Answer 1

Answer:

So,

4x = 48 degree

11x = 132 degree

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Answer 2

Let the angles be 4x and 11x respectively.

4x+11x= 180°      {Sum of adjacent angles is 180°}

15x = 180°

x= $\frac{180}{15}$

x= 12

So, 1st angle, 4x = 4*12 = 48°

2nd angle, 11x = 11*12 = 132°