By looking at the slant at which the line is going, you can tell if the line is negative or positive. This line is negative, so that removes two of the choices. By looking at where the line intersects the y-axis determines if its negative or positive. So the answer is D
Answer:
48
Step-by-step explanation:
5+3 multiplied by 6 weeks is 48
Nine is the correct answer
It's 102 I don't how you can use a model though
Answer:
A = 27π units²
Step-by-step explanation:
Note that a central angle of 120 degrees corresponds to 1/3 of a full circle.
The area of the full circle is A = πr², or A = π(9 units)² = 81π units², and so
the area of the sector in question is 1/3 of that, or A = 27π units²
