Try this formula(n-2)180/n (n is number of sides)
Answer:
r=-6
Step-by-step explanation:

Answer:
<h2>B. Dilation centered at P, followed by reflection across the y-axis and then the line y = -x + 5</h2>
Step-by-step explanation:
<h3>Circle P.</h3>
Centerat (-1, 2).
Radius of 3.
<h3>Circle Q.</h3>
Center at (3, 4).
Radius of 5.
To carry one circle onto the other, their centers and radius must be the same.
So, circle P must be shifted from (-1, 2) to (3, 4), that means the translation is 4 units to the right side and two units upside, this is the first transformation.
The second transformation must be about stretching the circle P, from a radius of 3 to a radius of 5.
Therefore, the right answer is B.
Jane spent $29 from online shopping. There’s a one time shipping fee of $5. Jane buys 4 of the same item. How much is the cost of the item?
Answer:
Ross
Step-by-step explanation:
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