Answers by Janek Olszak
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Answers by Janek Olszak

Answers by Janek Olszak
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A child lies on the ground and looks up at the top of a 9-ft tree nearby. The child is 13 ft away from the tree. What is the angle of elevation from the child to the top of the tree? Round to the nearest
answered Sep 18, 2018
1 vote
169k views
Simplify 100 A. 20 B. 10 C. -10 D. -25
answered Sep 11, 2018
3 votes
133k views
Convert 7 meters per minute to yards per hour
answered Aug 7, 2018
5 votes
71.2k views
Which of the following will affect the rate of a chemical reaction? solution concentration solution density solute mass solution volume
answered May 8, 2018
1 vote
6.1k views
When driving down the highway, Gianna could not help but notice the young woman who seemed to be driving in a reckless manner. She immediately wondered if the woman was in an emergency or if something
answered Apr 23, 2018
5 votes
159k views
Out of the 120 students at a summer camp, 72 signed up for canoeing. There were 23 students who signed up for trekking, and 13 of those students also signed up for canoeing. Use a two-way table to organize
answered Mar 27, 2017
3 votes
146k views
What are the dimensions of a rectangular box with a volume of 50b3 - 3 - 2b + 75b2? (2b + 3); (5b - 1); (5b - 1) (2b + 3); (5b + 1); (5b - 1) (2b - 3); (5b - 1); (5b + 1)
answered Feb 23, 2017
5 votes
51.0k views
Annelids, like the earthworm, and arthropods, like insects or spiders, have three main structures in their nervous systems: _____. a brain, a dorsal nerve cord, and a ventral nerve cord a brain, segmented
answered Feb 17, 2017
2 votes
171k views
Why are cotton balls a good insulator
answered Dec 7, 2016
4 votes
88.2k views
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