To the left of a boat is a rocky point and to the right is a small island. If the boat is situated 50 metres from the point, and 60 metres from the island, and the angle created by the point, the boat and the island is 47˚, calculate to the nearest metre the distance between the island and the point. Show your diagram. (3 marks)

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

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.

Identify the parent function that can be used to graph the function f(x)=3(x-9)2