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This behavior has developed due to natural selection, since an effective dance helps to attract a mate and produce __________. A) fitness B) mating-calls C) nutrition D) offspring
answered
Oct 8, 2020
Geography
middle-school
5
votes
33.0k
views
The quadratic function y = –2(x + 4)2 – 3 with no real zeros is graphed. Determine the values of h and k that will change the function to one with two real zeros and a vertex of (3, 2). What are the zeros
answered
May 12, 2020
Mathematics
middle-school
2
votes
201k
views
Multiply radicals. Help with #52
answered
Apr 19, 2020
Mathematics
middle-school
4
votes
84.6k
views
2 ⅓ expressed as a percent is
answered
May 7, 2019
Mathematics
college
2
votes
180k
views
Shannon used equal numbers of quarters and nickels to buy a new notebook that cost $1.50. How many of each coin did she use?
answered
Apr 21, 2019
Mathematics
high-school
7
votes
60.6k
views
Are equivalent fractions always equal
answered
Jan 7, 2019
Mathematics
college
6
votes
111k
views
Why did the Ku Klux Klan attack Abram Colby
answered
Oct 11, 2018
History
middle-school
2
votes
49.7k
views
Which three lengths could be the lengths of the sides of a triangle? 9 cm, 15 cm, 22 cm 21 cm, 7 cm, 7 cm 13 cm, 5 cm, 18 cm 8 cm, 23 cm, 11 cm
answered
Oct 11, 2018
Mathematics
high-school
4
votes
68.3k
views
Which statements about objects used by people in daily life from ancient times are true
answered
Aug 30, 2018
Arts
middle-school
7
votes
70.0k
views
A _____ is a type of trojan horse that executes when specific conditions occur.
answered
Jun 27, 2018
Biology
college
3
votes
9.9k
views
Identify the comma rule that the following sentence breaks: Although she loved her parents Sarah was eager to leave for college and be independent.Use a comma and a conjunction to separate two complete
answered
Apr 7, 2018
English
high-school
3
votes
54.1k
views
James Madison addressed the issue of “factions” in which Federalist Paper?
answered
Sep 12, 2017
History
high-school
2
votes
33.0k
views
An observer (O) spots a bird flying at a 55° angle from a line drawn horizontal to its nest. If the distance from the observer (O) to the bird (B) is 15,000 ft., how far is the bird (B) from its nest (N)?
answered
Mar 29, 2017
Mathematics
high-school
3
votes
171k
views
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