We know the circumference of a circle is 2, where the radius is . Therefore, half of the circumference is . You can see where the length of the rectangle above is , and the height is r. What is the area of the “rectangle” using the side lengths above?

What is the equation of the following graph in vertex form? parabolic function going down from the left through the point zero comma twelve and through the point two comma zero and turning at the point four comma negative four and going up through the point six comma zero and continuing towards infinity courtesy of texas instruments a: y = (x − 4)2 − 4 b: y = (x + 4)2 − 4 c: y = (x + 2)2 + 6 d: y = (x + 2)2 + 12

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

Which functions shave a maximum and are transformed to the left and down of the parent function ,check all that apply f(x) = x2? p(x) =14 (x+7)2 + 1