Which of the following are one-dimensional and have infinite length?

check all that apply.
a. angle
b. segment
c. plane
d. ray
e. point
f. line

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)