A cement company is making 8 solid-cement spheres. Each sphere has a diameter of 2.5 ft. Approximately how much concrete is needed to make all 8 spheres?

Describe all the numbers that when rounded to the nearest thousand are 645,000

The appalachian trail is a hiking trail that passes through the appalachian mountains. three members of a teen hiking group hiked a section of the trail. the hikers stopped at a rest area and equally shared 3 4 gallon of water. how much water did each person get?

The focus of parabola is (-4, -5), and its directrix is y= -1. fill in the missing terms and signs in parabolas equation in standard form