The diagram shows a regular pentagon

a) 540 b) 108

Step-by-step explanation:

to find the interiour angle of any shape subttract the number of side by 2 and then times by 180    180 (n-2)

and then 2 find one angle divide total by number of sides  180 (n-2) /n

if tht makes sense

hi,

i'm 75% sure the answer is 1,1 to both lines.

have a great day

1     sepan

2     encuentren

3     tenga

4     hable

5   parezca

6   llegue