Step-by-step explanation:
relation 1: x=-6
relation 2:y =-9
Answer: the circumference is the perimeter of a circle or ellipse. That is, the circumference would be the arc length of the circle, as if it were opened up and straightened out to a line segment. More generally, the perimeter is the curve length around any closed figure.
Answer: About 63 in²
Step-by-step explanation:
<u>Area of circle = π · r²</u>
- r = radius length
- π ≈ 3.14
<u>Area of large pizza:</u>

<u>Area of small pizza:</u>

<u>Difference in area:</u>

-20x is probably the correct answer
Answer:
<h2>405</h2>
Step-by-step explanation:
The nth term of a geometric sequence is given by the formula

Given data
first term a1=5 and
common ratio r=-3
n= 5

The 5th term is 405