Ex 5.5
13. the hour hand of a clock is 12cm long. find the exact
a) length of the arc through which the hand would turn in 5 hours ( using the formula l= rф where l=arc length and r= radius and ф is the angle in radians.)
b) the area through which the hand would pass in 2 hours

What is the missing constant term in the perfect square that starts with x^2 -20x

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?