Answer:
it's the first one girl! :)
Step-by-step explanation:
Since, the polygon is a trapezoid made up of a rectangle and a right triangle. Therefore, according to the question, the figure of the polygon is attached.
Since, perimeter is the total length of the outer boundary of the figure. Therefore,
Perimeter of the polygon is


Area of the polygon = Area of Rectangle + Area of Triangle
![=[(18) \times (15)] + [(\frac{1}{2}) \times (8) \times (15)]](https://tex.z-dn.net/?f=%3D%5B%2818%29%20%5Ctimes%20%2815%29%5D%20%2B%20%5B%28%5Cfrac%7B1%7D%7B2%7D%29%20%5Ctimes%20%288%29%20%5Ctimes%20%2815%29%5D)
![=270 + [(\frac{8}{2}) \times (15)]](https://tex.z-dn.net/?f=%3D270%20%2B%20%5B%28%5Cfrac%7B8%7D%7B2%7D%29%20%5Ctimes%20%2815%29%5D)
![=270 + [4 \times (15)]](https://tex.z-dn.net/?f=%3D270%20%2B%20%5B4%20%5Ctimes%20%2815%29%5D)


-2x+9. just distribute a -1
Answer:
For main effects
Factor (Language translator) confirms that there is no significance difference between two levels of language translator of main effect at 5% level of significance.
Factor (Types of language) confirms that there is no significance difference between three levels of types of language at 5% level of significance.
also,
For interaction effect between language translator and types of language, there is no significant difference that the interaction between language translator and types of language at 5% level of significance.
Step-by-step explanation:
see attached.
Answer: it’s a Constant!
Step-by-step explanation: