Answer:
36 cm^2
Step-by-step explanation:
area of triangle = length * height * 1/2
6 * 12 * 1/2 = 72 * 1/2 = 36
<span>x 2 + 2x + 1 if you wanted is just 4x+1
</span>
It would end up being 2 dollars and 45 cents
A function is for every input, there is 1 output
aka
x never repeats with a different y
A. x doesn't repeat, it's a function
B. -8 repeats with 34 and 40, this is not a funciton (this is the answer0
C. x doesn't repeat, it's a function
D. x doesn't repeat, it's a function
answer is B