A frustum is made by removing a small cone from a similar large cone work out the volume of the frustum, below give your answer in π
height of frustum=4cm
height of cone =16cm
height total 20cm
radius of frustum=15cm
radius of cone=?

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

The equation |pl = 2 represents the total number of points that can be earned or lost during one turn of a game. which best describes how many points can be earned or lost during one turn? o o -2 2 oor 2 -2 or 2 o

Create a graph for the demand for starfish using the following data table: quantity/price of starfish quantity (x axis) of starfish in dozens price (y axis) of starfish per dozen 0 8 2 6 3 5 5 2 7 1 9 0 is the relationship between the price of starfish and the quantity demanded inverse or direct? why? how many dozens of starfish are demanded at a price of five? calculate the slope of the line between the prices of 6 (quantity of 2) and 1 (quantity of 7) per dozen. describe the line when there is a direct relationship between price and quantity.