Question

о a
ㅁ I A B C D is
paralleloram The
ratio of
LA and LB of this
Parallelogrom is 5:4 find the measure of LB
​

Answer 1

Answer:

angle B equals to 80 degree

Step-by-step explanation:

5 x + 4 x equals to 9X

9X divided by 180 degree e x equals to 20 degree

therefore angle B equal to 80 degree 20 × 4