Answer:
i think its 7.5 sorry if am wrong
On #1, x= 62°
Because you would divide 124° by 2
On #2, x=139°
Because since it is the center point it is the same
Hope this helped :)
0 if it is parellel to the x axis then the slope is 0
Multiply 18 ×6 then multiply 4×6 then take the answer of 4×6 and take it away from 18×6