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Answers by Stecman

Answers by Stecman
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The expression n2 + n represents the total number of blocks used in the nth figure of a pattern. Use the equation n2 + n = 56 to determine which figure has 56 blocks.
answered Mar 29, 2018
4 votes
117k views
Which energy source does the United States have in abundant supply
answered Mar 4, 2018
5 votes
108k views
Jen is making a receipt for pancakes.A receipe calls for 4/10 kilogram flour and 12/100 sugar.<br /> if Jen measures correctly and combines the two amounts,how much flour and sugar will she have?
answered Nov 19, 2017
0 votes
98.2k views
Which change takes place in a nuclear fusion reaction? A) Matter is converted to energy. B) Energy is converted to matter. C) Ionic bonds are converted to covalent bonds. D) Covalent bonds are converted
answered Oct 27, 2017
7 votes
28.9k views
How compounds , atoms and ions are related?
answered Jun 14, 2017
1 vote
71.7k views
Starting time: 6:57 pm Elapsed time: 47 minutes
answered Feb 10, 2016
2 votes
96.4k views
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