Question

I have no idea how to do this please helo

Answer 1

Answer:

[(2n – 4) × 90°] / n

Step-by-step explanation:

i looked it up online

Answer 2

Step-by-step explanation:

$(x - 2) \times 180 \\ (10 - 2) \times 180 = 8 \times 180 \\ = 1440 \\ forone \: angle = \frac{1440}{10} = 144 \\ thank \: you$