Respuesta :

Answer:

45 degree

Step-by-step explanation:

Taking

(2x+1) + (6x+3) = 180

8x+4= 180

8x = 180-4

8x= 176

x= 176/8

x=22

therefore

L = 8x+41

= 8*22-41

= 135 degree

P = 180-L

= 180-135

= 45 degree

( In a parallelogram, two adjacent corner are completely)