What is the exact area of a circle with a radius of 19m

Solve for x: 3/5x + 5 = 4/5 x =

What's five and one-half less than 3 times a number?

State the slope and the y-intercept for the graph of each equation: y=4x+1

What does the coordinate rule for making two similar shapes relate to the scale factor

Laura owns a bookstore. When she buys books from the publisher, they discounted 40%. How much will a $12 book cost Laura?

Solve for x. s=3w+2x

Andre wants to save $40 to buy a gift for his dad. Andre's neighbor will pay him weekly to mow the lawn, but Andre always gives a $2 donation to the food bank in weeks when he earns money.

The sum of consecutive integers 1,2,3, ..., n is given by the formula 1/2n (n+1). How many consecutive integers, starting with 1, must be added to get the sum of 1081

Two lines that intersect to form right angles are called what? A. Skew lines B. Line segments C. Perpendicular lines D. Parallel lines

In the United States, the number y (in millions) of bicycles sold with wheel sizes of 20 in. or greater can be modeled by the equation y = 0.3x + 15, where x is the number of years since 1981. In what year were about 22 million bicycles sold?