A ladder 26 ft long leans against a vertical wall. If the lower end is being moved away from the wall at the rate of 2 ft/sec, how fast is the height of the top changing (this will be a negative rate) when the lower end is 10 feet from the wall

The stem-and-leaf plot shows the heights in centimeters of teddy bear sunflowers grown in two different types of soil. soil a soil b 5 9 5 2 1 1 6 3 9 5 1 0 7 0 2 3 6 7 8 2 1 8 3 0 9 key: 9|6 means 69 key: 5|8 means 58 calculate the mean of each data set. calculate the mean absolute deviation (mad) of each data set. which set is more variable? how do you know?

How many degrees are there in the central angles in a circle

A5 foot long board is propped against the wall of a house. the board forms a 60° angle with the ground. how far is the base of the board from the wall?