The circle parking lot has an are of 45,000 fr and and asphalt is 9 inches deep. The density of the asphalt is 40 lb/cu. ft. What’s the volume? With explanation and steps please

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

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