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A regular octagon has side length 10.9 in. The perimeter of the octagon is 87.2 in and the area is 392.4 in2. A second octagon has side lengths equal to 16.35 in. Find the area of the second octagon.
answered
Dec 29, 2018
Mathematics
high-school
5
votes
129k
views
Which sentence uses periods correctly? A. Mr. AJ Morris drives to work at 7:00 AM. B. Mr A.J. Morris drives to work at 7:00 A.M.. C. Mr AJ. Morris drives to work at 7:00 A.M. D. Mr. A.J. Morris drives
answered
Sep 19, 2018
English
middle-school
3
votes
69.6k
views
Which is the MAIN cause of China's water and air pollution problems? A) overpopulation B) global warming C) factories and industries D) lack of government regulation
answered
Jun 29, 2018
Social Studies
middle-school
1
vote
148k
views
How many electoral votes does oregon have?
answered
Mar 20, 2018
History
high-school
5
votes
106k
views
What is the product of −2 1/4 and 2 1/2? Enter your answer as a mixed number, in simplified form, in the box.
answered
Feb 6, 2018
Mathematics
middle-school
6
votes
140k
views
There are 11 books on a shelf 3 of these books are new what is the ratio of all books to used books
answered
Jul 7, 2017
Mathematics
college
3
votes
206k
views
Which of the following processes would you predict to have an increase in entropy? condensation of water freezing water melting ice deposition of CO2 (changing from a gas to solid)
answered
Feb 16, 2017
Chemistry
high-school
1
vote
141k
views
What is 1/10 for 0.08?
answered
Jan 27, 2017
Mathematics
middle-school
0
votes
65.1k
views
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