What is the slope of a line passing through (3,4) and (5,8)

True or false? many triangular shapes can be circumscribed about a given circle

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?

Find the area of an equilateral triangle with a side of 6 inches