The volume of a pentagonal pyramid is 28 in3. what is the volume if the measures of the pyramid are multiplied by 4?

Phyllis and chen are saving money to go to a football game. each friend starts with some money and saves a specific amount each week. phyllis made a graph to show the total she has saved at the end of each week. chen wrote an equation to show the total, y, he has saved at the end of each week, x. y = 15x + 15 compare the amount that each friend has when both friends start saving. select the correct answer from the drop-down menu to complete the statement. phyllis starts with $ and chen starts with $

Is a positive integer raised to a negative power always positive

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?