Which of these shapes has rotational symmetry of order 4?
A
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D
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In January, Mr Tan's students read 20 books. In Febuary, they read 15 books. What is the percent increase or decrease in the number of books they read? A. 5% decrease B. 15% increase C. 25% increase D. 25% decrease Find an explicit formula for the geometric sequence -1,-7,-49,-343,.... Note : the first term should be d(1) . d(n) = Can you help me with the income statement? What is a function of the respiratory system?A. to provide the body with nutrients, which reacts with food to produce energyB. to provide the body with oxygen, which reacts with food to produce energyC. to provide the body with carbon dioxide which reacts with food to produce energyD. to provide the cells with water, which is used as a source of energy Help please!!Calculate a student's weight (70 kg) on Earth using the Universal Gravitational LawCalculate a student's weight (70 kg) on Mercury using the Universal Gravitational LawCalculate a student's weight (70 kg) on the Sun using the Universal Gravitational Law Is negative 6 a rational number 4. Communicate Precisely When you graph a quadratic function, they-intercept appears to be 1, and the x-intercepts appear to be -4 and 2.5.Which values represent the solution(s) to the related equation of thefunction? How can you check? Explain Simplify: -5(3c-9) 9c 7c2 +5 Whats the answer? Write a percent proportion where the part and the whole are known. Solve the problem to find the percent.Show your work, and explain. this is my question Which inequality correctly orders the numbers -5,-3, and 2 from greatest to least? Which of the following is a run-on sentence? Which of these is not an environmental effect of destroying wetlands?loss of habitatfloodingsmogunfiltered water Can someone help please ?English is not my first language :) Find the probability.There are three nickels, four dimes, and five quarters in your pocket. You randomly picka coin. It is a nickel or a dime. Questions: 1. (2:12 - 2:45) What were the three main reasons for American expansionism? 2. (3:38) Anti-Imperialists opposed expansionism. What did they believe about a democracy? 3. (6:20) After being forced to open trade with the United States, what improvements did Japan make? 4. (7:20) In which two Alaskan resources was William Seward interested?5. (8:50) Why did missionaries first go to Hawaii? 6. (13:38) What is the term for printing sensational stories in newspapers in order to sell more copies? 7. (22:11) Summarize the Open Door Policy. Which country was the only country to disagree with the Open Door Policy? 8. (26:15) What was the purpose of the Panama Canal? PLSS PLSS HELP ME I REALLY DONT UNDERSTAND THIS Which of the following is the concession? Question 6 options: The most recent regulation which has ignited a fierce debate is whether or not the government should be able to place regulations on what we eat and drink. Foremost, these regulations would assist in combating major health issues such as obesity. Source 2 discusses the New York City soda size cap and says, If you want more than 16 ounces, no government official is stopping you from ordering as many of those sizes as you like. Source 3 raises the questions, Does this open the door to the government being able to regulate even the most minute details of our lives? For example, will the government soon be able to regulate what kinds of movies were allowed to see in the theater, based on their arbitrary judgment of whether or not a film is dangerous to our mental health? Write an equation of the line that passes through the pair of points.(0, 4), (5, 4) What type of machine is called a simple machine?Give the names of five simple machines.Write three advantages of a simple machine.Write a simple use of each of the followings.i. Scissorsii. Axe iii. Chuleshiiv. Sewing needle v. HammerJustify the statement "the use of a simple machine keeps thedanger away".Which three simple machines are used in your home?Clarify which machine is used for what type of job.It is better to use a crow-bar to displace a heavy load thantrying manually without it. Just