Find the focus of the parabola. y2 = 20x​

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

Find the length of the diagonal of the rectangle. round your answer to the nearest tenth. || | | 8 m | | | | 11 m

Grandpa ernie is shrinking! over the past 4 years his height decreased by a total of 2.4 cm. it decreased by the same amount each year. what was the change in grandpa ernie's height each year