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What country did the United States invade in the late 1980s to arrest a dictator on drug charges? A. Afghanistan B. Panama C. Grenada D. Brazil
answered
Aug 17, 2018
History
high-school
2
votes
21.6k
views
Uranium-235 has a half-life of 713 million years, while carbon-14 has a half-life of about 5,730 years. Which isotope would be more useful for dating a fossil from Precambrian time?
answered
Jul 28, 2018
Chemistry
college
2
votes
214k
views
Give an example of compression
answered
Jun 25, 2018
Chemistry
middle-school
4
votes
223k
views
What was one major result of the battle of antietam?
answered
Feb 18, 2018
History
high-school
0
votes
72.1k
views
A chess player moves a knight from the location (3, 2) to (5, 1) on a chessboard. If the bottom-left square is labeled (1, 1), the translation made is . If the player moves the knight from (5, 1) to (6,
answered
Apr 19, 2017
Mathematics
high-school
4
votes
126k
views
How would you solve the following geometry problem?: ∆PQR, find the measure of ∡P. In Triangle PQR where angle Q is a right angle. QR measures 33 point 8; PQ measures 57 point 6; measure of angle P is
answered
Mar 25, 2017
Mathematics
high-school
2
votes
7.5k
views
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