Gordon rolls a fair dice 162 times.
How many times would Gordon expect to roll a four?

Scale factor of 2 is used to enlarge a figure as shown below the area of is 18 in.²

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations

32a³b² 8ab² simplify the following expression.