Answers by David Gardner
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Answers by David Gardner

Answers by David Gardner
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Archaeologists use the radioactive decay of carbon-14 to estimate the age of fossils and can be used on samples of bone, cloth, wood and plant fibers. The half-life of carbon-14 is 5,730 years. Several
answered May 20, 2019
2 votes
63.0k views
What is three fourths multiplied by 24
answered May 15, 2019
4 votes
72.4k views
Find the area of a sector whose radius is 21 cm and whose central angle is 30 degrees
answered Feb 20, 2019
2 votes
138k views
Y- 13 = 24; 37,38,39
answered Dec 29, 2018
5 votes
199k views
What did truman do to stop communism in america?
answered Jul 10, 2018
3 votes
166k views
Which is a valid statement about the role of religion in modern India?
answered Jun 10, 2018
5 votes
96.6k views
A _______ is caused, as in the 2004 indian ocean tidal wave disaster, when active tectonic plate margins create volcanic eruptions and earthquakes. a. tsunami b. hurricane c. typhoon d. monsoon
answered May 4, 2017
1 vote
32.7k views
Don completes the square for the equation x^2 + 6x + 3 = 0. Which of the following equations reveals the vertex of the parabola?
answered Apr 25, 2017
2 votes
210k views
What cape is located in the southern most point of south America
answered Feb 2, 2017
4 votes
224k views
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