Answers by Yini
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Answers by Yini

Answers by Yini
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Prove cos (pi /7) + cos(3pi /7) + cos(5pi/7) = 1/2 ( no calculator)​
answered Aug 14, 2024
4 votes
39.7k views
Florida statute 39 states that children should be protected from
answered Jun 10, 2024
2 votes
41.0k views
What is the surface area? 29 in 36 in 5 in square inches
answered Apr 27, 2024
5 votes
12.7k views
The goal of this assignment is to get you comfortable with creating 'thought leadership' pieces online and building your personal brand as an emerging marketing professional. Pick a brand that you would
answered Mar 19, 2024
4 votes
230k views
¿a que hora ________ tú y tus amigos a la fiesta el viernes? (llegar)
answered Nov 19, 2023
5 votes
174k views
Use the matrix tool to solve the system of equations. Choose the correct ordered pair. 7x + 2y = 41 8x + 8y = 64
answered Oct 7, 2023
11 votes
153k views
Identify the algebraic expression for the given word phrase. 6 times the sum of r and 9 r (6 + 9) 6 (r + 9) 6r + 9 6 + r + 9 helpp!
answered Jul 14, 2023
6 votes
72.4k views
State three adaptations of aquatic plants to photosynthesis​
answered Jan 14, 2023
11 votes
208k views
A coordinate grid with 4 lines. Line A passes through (0, 5) and (4, 3.75). Line B passes through (3.75, 0) and (0, negative 5). Line C passes through (0, negative 5) and (negative 3.75, 0). Line D passes
answered Jan 4, 2023
3 votes
12.4k views
The Ptolemaic dynasty ended in __________ with the death of Cleopatra. A. Egypt B. India C. Asia D. Greece
answered Oct 6, 2022
5 votes
33.7k views
What is the multiplier? A. 0.123 B. 0.111 C. 9 D. 81​
answered Sep 25, 2022
1 vote
4.8k views
An inlet pipe on a swimming pool can be used to fill the pool in 15 hours. The drain pipe can be used to empty the pool in 20 hours. If the pool is (1)/(3) filled and then the inlet pipe and drain pipe
answered Sep 12, 2022
1 vote
11.2k views
What did Margaret Corbin and Deborah Sampson have in common?
answered Jun 22, 2022
0 votes
114k views
What type of jury is guaranteed by the Constitution?
answered Jun 18, 2022
6 votes
114k views
54) The two-way table below shows the number of hours students studied and whether they studied Independently or with a study group. What is the relative frequency of students that studied Independently
answered Apr 24, 2022
5 votes
5.3k views
A ___________________ is the phase when the moon is between the sun and the earth and cannot be seen. like before, I put chemistry because there is no science subject.
answered Apr 12, 2022
3 votes
39.1k views
Abus started with 48 passengers. The bus dropped off 27 passengers and picked up 22 passengers. How many passengers are left on the bus?
answered Apr 10, 2022
5 votes
98.6k views
Which describes a relationship when calculating the energy of a photon? The energy of the photon is directly proportional to frequency. The energy of the photon is inversely proportional to frequency.
answered Mar 15, 2022
1 vote
131k views
Help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
answered Jan 27, 2022
10 votes
155k views
Ryan is a young teen who has constant access to the Internet. In what way is he likely to misuse this access? A.by reading books online B.by chatting with friends C. by downloading violent or sexual content
answered Oct 29, 2021
4 votes
24.1k views
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