Write the equation of a line in slope-intercept form using the given graph AND PLZZ SHOW WORK

99 points at a zoo, the leopard pen has a ring-shaped sidewalk around it. the outer edge of the sidewalk is a circle with a radius of 12 m. the inner edge of the sidewalk is a circle with a radius of 8 m. (1 point for showing all of your work) a. write and simplify an expression for the exact area of the sidewalk. (1 point for the answer) b. find the approximate area of the sidewalk. use 3.14 to approximate π. (1 point for the answer)

What is 0.000008 meters in scientific notation

What is the difference between –12 and –5? what is the distance between –12 and –7 on a number line? units