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If a right-angled triangle has two acute angles (each of which measures less than 90), then why is there a value for sin, cos, tan of obtuse angles (which are greater than 90)?
answered
Dec 28, 2023
Mathematics
high-school
4
votes
112k
views
Can somebody help me please?
answered
Dec 16, 2023
Mathematics
high-school
9
votes
217k
views
An ox exerts a forwards force of 7100 N. If the ox has a weight of 8000 N, what is the minimum coefficient of static friction? (HINT: if there was no static friction the ox would slip and not move forward,
answered
Dec 12, 2023
Physics
college
4
votes
52.3k
views
Find the current in a 5 Ω resistor connected to a battery with an internal resistance of 3 Ω if the emf of the battery is 9 V.Group of answer choices4.85 A3.00 A1.13 A1.80 A
answered
Nov 18, 2023
Physics
college
0
votes
219k
views
Please choose one of the multiple choice answers
answered
Jun 11, 2023
Biology
middle-school
7
votes
69.7k
views
What is the solution to the system of equations: x=2y-8 4x+y=13
answered
Dec 7, 2022
Mathematics
high-school
5
votes
161k
views
PLS HELP ITS DUE TODAY! thank u so much :)
answered
Oct 5, 2022
Mathematics
middle-school
4
votes
10.6k
views
I miss the equation, point D.
answered
Oct 2, 2022
Mathematics
high-school
2
votes
86.9k
views
If 12% of a number is 6, find 4% of that number.
answered
Sep 13, 2022
Mathematics
high-school
5
votes
169k
views
Write me a paragraph about the Campaigns of World War II for 100 points. No cheating!
answered
Aug 18, 2022
History
high-school
2
votes
231k
views
What is the sum of the interior angles of the polygon pictured below?
answered
Aug 15, 2022
Mathematics
high-school
2
votes
167k
views
When was george washington born
answered
Apr 28, 2022
History
high-school
9
votes
138k
views
A person can walk at a rate of 2 ½ miles per hour. How long would it take the person to walk 10 miles? 15 minutes 4 hours 10 hours 25 hours
answered
Dec 16, 2021
Mathematics
college
3
votes
58.4k
views
Long sand ridges oriented at right angles to the wind are called dunes. barchan longitudinal transverse parabolic
answered
Nov 30, 2021
Biology
high-school
2
votes
164k
views
4. What is meant by conflict resolution?
answered
Nov 16, 2021
Geography
college
5
votes
67.1k
views
The ozone layer____ A. is found in upper part of the thermo sphere B. is made of charged ions and free electrons C. absorb much of the sun's harmful UV radiation D. Keeps the stratosphere very cold
answered
Nov 7, 2021
Biology
middle-school
4
votes
165k
views
What is the GCF (greatest common factor of 9 and 18?
answered
Oct 22, 2021
Mathematics
middle-school
4
votes
101k
views
What mass of water is produced if 16g of carbon dioxide is produced? H2CO3 → H20 +002
answered
Oct 11, 2021
Chemistry
middle-school
5
votes
5.7k
views
How do proper nouns help make our writing more clear? a.) By limiting the number of words in a sentence b.) By referring to specific people, places, or objects c.) By telling the central idea of a sentence
answered
Oct 4, 2021
English
high-school
3
votes
23.2k
views
What is 12,490+3,941
answered
Sep 26, 2021
Mathematics
high-school
4
votes
122k
views
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