I would set all 3 given measures equal to 180.
13x-9+4x+11+2x+7 = 180
19x +9 = 180
19x = 171
x= 9
angle l = 4 (9) + 11= 47
answer = 47
I believe the answer to be 60000 mg
Answer:
i think it A
Step-by-step explanation:
Hello,
Answer C
x²+x+1=(x²+2*1/2*x+1/4)+1-1/4=(x+1/2)²+3/4