Answers by Stelian Matei

Answers by Stelian Matei

In how many ways can you place 8 rooks on a 8x8 chessboard so that no row or column contains more than one rook if

answered Jun 9, 2018

7 votes

8.2k views

In the diagram, what is the length of arc AB? A. 4.2 cm B. 12.4 cm C. 13.9 cm D. 11.8 cm

answered Apr 24, 2018

3 votes

137k views

HELP!!! Determine if the graph is symmetric about the x-axis, the y-axis, or the origin. r = 4 cos 3θ I don't think it's symmetric?

answered Apr 11, 2018

0 votes

232k views

Which group is dynamism associated with?

answered Mar 15, 2018

1 vote

202k views

Which sentence is correct? Herman Melville wrote the novel mobey ****.” I enjoy doing crossword puzzles from The New York Times. Maggie loves to read The Smithsonian magazine. Laura lent me her copy of

answered Nov 27, 2017

3 votes

12.3k views

What did Sargon II, Darius I, Chandragupta Maurya, and Shi Huangdi have in common? They instituted state monotheism They practiced tolerance toward conquered cultures They promoted foreign trade They united

answered Nov 16, 2017

5 votes

198k views

A Clydesdale drinks about 120 gallons of water every 4 days, at this rate, about how many gallons of water will he drink in 28 days HELP PLEASE I'm stuck on this question and need to go to school soon!

answered Nov 16, 2017

1 vote

21.9k views

The solution to the equation x+11=18 is x = 7 : true or false?

answered Feb 20, 2017

3 votes

190k views

Diameter= 4 inches Circumference=?

answered Feb 1, 2017

6 votes

117k views

In 1998, paleoanthropologist Rick Potts published an article in The Yearbook of Physical Anthropology, a peer-reviewed journal. The article was titled “Environmental Hypotheses of Hominin Evolution.” Which

answered Jul 3, 2016

2 votes

4.7k views

It says to graph the region described by the inequality 3x-5y<25

answered Feb 6, 2016

6 votes

231k views

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