The plans for set of stairs are shown below. Using points x and z find the slope of the line down the stairs. Then verify that the slope is the same at a different location by choosing a different set of points.

Use the multiplier method to incrases £258 by 43%

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?