Alength of rope is stretched between the top edge of a building and a stake in the ground. the rope also touches a tree halfway between the stake and the building. if the building is 36 feet tall, how tall is the tree?
36ft
18ft
9ft
27ft

Which of the following parabolas opens up?

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

The weight of a small starbucks coffee is a normally distributed random variable with a mean of 340 grams and a standard deviation of 11 grams. find the weight that corresponds to each event. (use excel or appendix c to calculate the z-value. round your final answers to 2 decimal places.)highest 30 percent middle 70 percent highest 90 percent lowest 20 percent