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Diagonals of an isosceles trapezoid are perpendicular to each other and the sum of the lengths of its bases is 2a. What is its area? PLEASE HELP!!!!!
answered
Jul 21, 2019
Mathematics
middle-school
4
votes
190k
views
Word form of 16.0215
answered
Jul 11, 2019
Mathematics
middle-school
3
votes
153k
views
The women's-rights movement in the United States was first started by women who A. Faced economic discrimination in the workplace B. Had experience in other social-reform movements C. Were important figures
answered
Jun 26, 2019
History
middle-school
3
votes
227k
views
Controlled nuclear chain reactions ____. a. take place in nuclear reactors b. are always fusion reactions c. never produce radioactive by-products d. are characteristic of atomic bombs
answered
Jan 17, 2019
Biology
high-school
3
votes
72.8k
views
As a result of the 13th Amendment to the U.S. Constitution, slave owners in the South A. had to limit the hours that they made their slaves work. B.could track down any slave who escaped. C.were forced
answered
Oct 20, 2018
History
middle-school
2
votes
125k
views
Which of the following forms of poetry expresses the thoughts and feelings of a single speaker, often in highly musical verse. Limerick my answer Free verse Haiku Lyric Which of the following pairs of
answered
Jul 1, 2018
Arts
high-school
3
votes
116k
views
The majority of liquid fresh water within earth exists in ____________.
answered
May 23, 2018
Biology
college
6
votes
180k
views
Where on the plot diagram would you place the scene in which the families agree to end their long-standing feud? A.inciting incident B.falling action C.resolution D.climax
answered
Jan 12, 2018
English
middle-school
1
vote
227k
views
Calculate the specific heat (J/g∘C) for a 18.5-g sample of tin that absorbs 183 J when temperature increases from 35.0 ∘C to 78.6 ∘C.
answered
Nov 5, 2017
Chemistry
college
7
votes
35.8k
views
What is the benefit of having a limiting reagent when performing a lab experiment
answered
Sep 21, 2017
Chemistry
high-school
3
votes
57.2k
views
The key factor in the decision of the U.S. to enter World War I was a. A long-standing friendship with Great Britain b. American prejudice against German immigrants c. The political ambition of Woodrow
answered
Apr 14, 2017
History
high-school
5
votes
146k
views
Mr. Potter’s physical science classes conducted an experiment to determine the density of aluminum. Here are the density values each class period came up with: 1st hour = 3.1 g/ml, 2nd hour = 3.05 g/ml,
answered
Mar 22, 2017
Biology
high-school
4
votes
26.0k
views
Darlene read 5/8 of a 56 page book. How many pages did Darlene?
answered
Dec 15, 2016
Mathematics
middle-school
5
votes
16.9k
views
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