How do you know an angle is a right angle? How do you know an angle is a straight angle

The cost of renting a car for a day is $0.70 per mile plus a $20 flat fee (a) write an equation to represent this relationship. Let x be the number of miles driven and y be the total cost for the day.

A car can be assembled on an assembly line in 6 hours. assume that the cars are assembled at a constant rate. how many cars, y, can be assembled in t hours?

The length of a rectangle is 5 times the width. if the perimeter is to be greater than or equal to 216 meters. what are the possible values for the width

use an algebraic equation to solve the problem. the sides of a triangle are in the ratio 3:4:5. what is the length of each side if the preimeter of the triangle is 90 cm

What is the mean of 10,12,15,11

St. bernard's birthweights at a local hospital have a normal distribution with a mean of 110 oz and a standard deviation of 15 oz. the proportion of st. bernard puppies with birthweights between 125 oz and 140 oz is:

What is - 16 + (-28) =

Solve z = 9 over 13 c for c

A square matrix that does not have an inverse is most specifically called a

Tthe equation y^2 - x^2 = 1 represents which conic section