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From a distance of 42 feet from the base of a building, the angle of elevation to the top of the building is 67 degrees. Estimate the height of the building to the nearest foot. A. 18 feet B. 16 feet C.
answered
Mar 31, 2018
Mathematics
middle-school
4
votes
55.4k
views
What is a substances specific heat
answered
May 26, 2017
Physics
high-school
1
vote
186k
views
What is the length of a term of office for members of the u.s. house of representatives?
answered
Apr 25, 2017
Social Studies
high-school
1
vote
213k
views
Write a multiplication equation for the array shown below.
answered
Apr 14, 2017
Mathematics
middle-school
6
votes
147k
views
A component in a music system has a life expectancy of 2,400 hours with a standard deviation of 300 hours. If an average person listens to music for 1,000 hours in a year, the probability that the component
answered
Mar 15, 2017
Mathematics
high-school
6
votes
205k
views
37 A sample of chlorine gas is at 300. K and 1.00 atmosphere. At which temperature and pressure would the sample be have more like an ideal gas? (1) 0 K and 1.00 atm(2) 150. K and 0.50 atm (3) 273 K and
answered
Jan 17, 2017
Chemistry
high-school
5
votes
227k
views
How did America's fortunes of war change during 1813 and early 1814, and what were the results of this change?
answered
Sep 17, 2016
History
high-school
6
votes
33.9k
views
Tomas makes a balloon sculptures at a circus. In 180 minutes, he uses 253 balloons to make 36 identical balloon sculptures. • What is the unit rate for balloons per minute? •How many balloons will he use
answered
Jan 31, 2015
Mathematics
high-school
6
votes
206k
views
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