Answer:
x=19º
x+9=28º
7x=133º
Step-by-step explanation:
x+9+x+7x=180
9x+9=180
9x=180-9
9x=171
x=19
Answer:
side length = 0.8 yards
area = side length^2= 0.8^2 = 0.64 or 64/100
Step-by-step explanation:
hope that helped
Answer:
I'm pretty sure the answer is -a²b and 5a²b
Step-by-step explanation:
Answer:
after 6 years
Step-by-step explanation:
thats when the lines intersect, (6,300)
The sum is 12x3+18x2-10x+8