C= 2(pi)r and c = d(pi) are the formulas for finding the of a circle.
radius
area
circumference
diameter

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

Acircle has a circumference of 7.850 units. what is its radius?

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase