3 lines can intersect in

A. Line segment
B. Ray
C. Triangle
D. A point

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

*segment an is an altitude of right ? abc with a right angle at a. if ab = 2root 5 in and nc = 1 in, find bn, an, ac.