Question

ABCD is a parallelogram. The ratio of the measures of ∠A and ∠B is 13:7 then the measure of ∠ A is _________. ​

Answer 1

Answer:

/A= 117°

Step-by-step explanation:

let the angle and be as 13x and 7x

13x+7x =180°

therefore 20x=9°

√A=13x therefore x=13×9= 117° answer