The coordinates of point a on a grid are (−2, −4). point a is reflected across the y-axis to obtain point b. the coordinates of point b are (
, −4).

Malia is observing the velocity of a cyclist at different times. after two hours, the velocity of the cyclist is 15 km/h. after five hours, the velocity of the cyclist is 12 km/h. part a: write an equation in two variables in the standard form that can be used to describe the velocity of the cyclist at different times. show your work and define the variables used. (5 points) part b: how can you graph the equations obtained in part a for the first 12 hours? (5 points) if you can try and make this as little confusing as you can

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?