Answers by Mark Brittingham
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Answers by Mark Brittingham

Answers by Mark Brittingham
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Which of these reactions is a combustion reaction? 1. burning wood 2.decomposition of water 3. production of food by plants with the help of the Sun's energy 4.rotting of fruits and vegetables
answered Mar 5, 2019
3 votes
228k views
A quadrilateral has angles that measure 74°, 93°, and 117°. What is the measure of the fourth angle? A. 76° B. 104° C. 106° D. 284° Please explain too!
answered Jan 8, 2019
4 votes
297 views
A building 50 feet tall casts a 75 foot shadow. Sarah casts a 6 foot shadow. The triangle formed by the building and its shadow is similar to the triangle formed by Sarah and her shadow. How tall is Sarah?
answered Dec 27, 2018
3 votes
76.0k views
(SOMEONE PLEASE HELP!! ) According to these three facts, which statements are true?
answered Oct 22, 2018
3 votes
82.9k views
The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. Last year there were 63 inches of snow. How many standard deviations from the mean is that?
answered Jan 19, 2018
5 votes
152k views
If m<1=140, what is m<3?
answered Dec 20, 2017
6 votes
159k views
Ben drank 2/5 of a pitcher of lemonade. Tonya drank 1/4 of the pitcher. What fraction of the lemonade did they drink together?
answered Jul 16, 2017
6 votes
40.0k views
How to write a story that would be represented by the ratio 1:4
answered Feb 12, 2016
2 votes
190k views
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