stacy travels 5 times as fast as mike. traveling in opposite directions they are 480 miles apart after 8 hours. find their rates of travel

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33

Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36

Find the arc length of the semicircle. 7the grade