Select the correct answer from each drop-down menu. The slope of the line passing through the points (7.5) and (21, 15) is
Another line with a slope that is one-third that of the slope you just calculated passes through the origin and the point

Suppose the first five terms of a sequence are 4, 5, 9, 27, 123. how could the next term in the sequence be generated?

What is the total surface area of this square pyramid?

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax