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Which set I numbers can represent the side lengths, in inches, of an acute triangle
answered
Aug 11, 2018
Mathematics
college
4
votes
83.1k
views
How would the expression x^3-3√(3) be rewritten using difference of cubes
answered
May 18, 2018
Mathematics
high-school
4
votes
192k
views
Jackson and his father are making a rectangular sand box. One side measures 5 1/2 feet and the other measures 4 1/2 feet. How many feet of materials do they need for the perimeter of the box?
answered
Feb 14, 2018
Mathematics
middle-school
6
votes
53.3k
views
A spherical ball of lead has a diameter of 2.5 cm . What is the mass of the sphere if lead has a density of 11.34 g/cm3? (The volume of a sphere is (43)πr3 where r is the radius.)
answered
Sep 24, 2017
Chemistry
high-school
4
votes
130k
views
Which of the following has the longest life a dwarf star a giant star a supernova or the sun.
answered
Jul 12, 2017
Chemistry
high-school
3
votes
23.9k
views
Who founded the national grange
answered
Jan 21, 2017
History
high-school
2
votes
234k
views
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