Yadira made a wooden cone with a radius of 1.9 inches and a height of 15 inches. what is a good estimate of the volume of this cone?

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?

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

Arace is 10 kilometers long.markers will be placed at the beginning and end of the race course and at each 500 meter mark.how many markers are needed to mark the course for the race?