First, divide. 532 divided by 4 equals 133. 1 is in the hundreds place, 3 is in the tens place, 3 is in the ones place
Divide the nonagon radially into 9 congruent, equilateral isosceles triangle. Each triangle has vertex angle of 360°/9 = 40°.
Interior angle of polygon = 180°-40° = 140°.
Sum of interior angles = 9(140°) = 1260°
Hi there!

We can calculate slope using the following formula:

Plug in the corresponding points:

Simplify:

Answer:
7A - 42
Step-by-step explanation:
