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If you have a 30, 60, 90 triangle, evaluate the sin 30∘. (Remember, the sides in a 30, 60, 90 triangle the sides are corresponding to the pattern 1, 2, and √3. Sketch the triangle to find the solution.
answered
Mar 20, 2021
Mathematics
high-school
5
votes
219k
views
What is the value of the expression 5 to the 2 power plus 2 to the 2 power
answered
Mar 15, 2021
Mathematics
middle-school
3
votes
89.1k
views
Help meeeeeeeeeeeeeee
answered
Feb 27, 2021
Mathematics
high-school
4
votes
122k
views
Which of the following statements about earthquakes is false? A. The epicenter of an earthquake is located on Earth's surface directly above the focus. B. The deepest earthquakes occur along convergent
answered
Dec 25, 2020
Geography
high-school
5
votes
44.3k
views
An emergency call comes into the rescue squad from a backpacker whose partner can not breath normally. He knows his hiking partner suffers from a mild case of asthma and always carry 2 inhalers on adventures
answered
Oct 14, 2020
Medicine
college
0
votes
143k
views
A colony of bacteria is grown under ideal conditions in a laboratory so that the population increases exponentially with time. At the end of 55 hours there are 192192,000 bacteria. At the end of 66 hours
answered
Sep 30, 2020
Mathematics
high-school
5
votes
31.5k
views
You want to spend less than $100 at the store. You choose a combination of shirts for $8.00 and shorts for $12. Let x equal the number of shirts you purchase and y equal the number of shorts you purchase.
answered
Aug 8, 2020
Mathematics
high-school
1
vote
210k
views
Select the correct answer. Which source is a secondary source? A. an interview B. a personal journal entry C. a magazine article D. an autobiography
answered
Apr 13, 2020
English
middle-school
2
votes
60.8k
views
What does the suffix -ful mean in the word careful? A) in B) not C) without D)able or tending to
answered
Dec 17, 2019
English
high-school
6
votes
148k
views
The most common copper ore used in the production of copper is chalcopyrite. If a chalcopyrite ore contains 55.0% CuFeS2, how many grams of chalcopyrite ore are needed to produce 60.0 g of copper?
answered
Dec 15, 2019
Chemistry
middle-school
1
vote
52.3k
views
Which group of immigrants do you think faced the greatest challenges in the united states why?
answered
Sep 2, 2019
History
high-school
3
votes
207k
views
when swift the satirist writes, "i profess, in the sincerity of my heart, that i have not the least personal interest in endeavouring to promote this necessary work," which rhetorical technique is he most
answered
Jun 13, 2019
English
middle-school
3
votes
177k
views
What is the difference between HDLs and LDLs
answered
Feb 23, 2019
Health
high-school
3
votes
145k
views
Dr. Bennett does an experiment that leads him to invent a machine that can turn salt water into fresh water. It is very slow and costly. He continues his research to improve on his original invention and
answered
Dec 30, 2018
Biology
college
3
votes
105k
views
A speaker who thinks uncritically looks for good reasons to accept or reject others' opinions.
answered
Nov 11, 2018
Business
high-school
5
votes
95.0k
views
Nosotros ________ escuchando la radio. A. estamos B. son C. están D. somos
answered
Jul 20, 2018
Spanish
high-school
4
votes
34.1k
views
What steps can you take to deal with change and reduce uncertainty
answered
Apr 8, 2018
English
high-school
3
votes
68.2k
views
only question i am unsure about for a quiz. what are the domain and range of f(x)=(1/5)^x a.the domain is all real numbers. the range is all real numbers. b.the domain is all real numbers. the range is
answered
Jul 27, 2017
Mathematics
high-school
4
votes
16.6k
views
What fuel became popular in the late nineteenth century
answered
May 24, 2017
History
middle-school
0
votes
118k
views
How to find the mean
answered
Mar 14, 2017
Mathematics
middle-school
2
votes
147k
views
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