Complete the square to rewrite the following equation. Identify the center and radius of the circle. You must show all work and calculations to receive credit x^2 - 4x + y^2 + 8y = -4​

Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 25002500 grams and a standard deviation of 800800 grams while babies born after a gestation period of 40 weeks have a mean weight of 27002700 grams and a standard deviation of 385385 grams. if a 3232-week gestation period baby weighs 21252125 grams and a 4040-week gestation period baby weighs 23252325 grams, find the corresponding z-scores. which baby weighs lessless relative to the gestation period?

The figure shows the front side of a metal desk in the shape of a trapezoid. what is the area of this trapezoid? 10 ft²16 ft²32 ft²61 ft²

Find the value of x to the nearest tenth. a. 4.5 b. 5.4 c. 6.3 d. 7.2