The graph of a limacon curve is given. without using your graphing calculator, determine which equation is correct for the graph. a circular graph with an inner loop on the bottom [-5, 5] by [-5, 5] r = 2 + 2 sin θ r = 3 + sin θ r = 1 + 3 cos θ r = 1 + 3 sin θ

An eight-sided die, which may or may not be a fair die, has four colors on it; you have been tossing the die for an hour and have recorded the color rolled for each toss. what is the probability you will roll a brown on your next toss of the die? express your answer as a simplified fraction or a decimal rounded to four decimal places.

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance

The formula for finding volume of a cone 1/3pi x r^2h. the volume of a cone is 300 cm^3 and the height of the cone is 10 what is the approximate radius of the cone