Answer:
(995/2) ÷ 2 = 248.75
Step-by-step explanation:
The difference between two consecutive elements is 11.
Hence
the answer is 5x + 2. I hoped that worked
(7x-5)+(3x-15)=180°
10x-20=180
10x=200
x=20
(3x-15) + E = 180
3(20)-15 + E = 180
45 + E = 180
E = 135°
FG = EH = 2(y+1)