Which of the following elements is in the same family as fluorine?
a. silicon
b. antimony
O c. iodine
O d. arsenic
e. None of these.

Which side lengths form a right triangle? What is the purpose of academic writing A hotel salesperson enters sales in a text file. Each line contains the following, separated by semicolons: The name of the client, the service sold (such as Dinner, Conference, Lodging, and so on), the amount of the sale, and the date of that event. Write a program that reads such a file and displays the total amount for each service category. Display an error if the file does not exist or the format is incorrect. Choose the equivalent system of linear equations that will produce the same solution as the one given below 4x-y=-11 2x+3y=5 Which is the definition of a rhombus?a. A quadrilateral with four right anglesb. A quadrilateral with four congruent sidesc. A quadrilateral with interior angles that sum to 360d. A quadrilateral with two pairs of opposite congruent sides hellpp plzzzzz....... Verify Identities: seca=1/1-sina this is the question pls help me 4 friends evenly divided up an n-slice pizza. One of the friends, Harris, ate 1 fewer slice than he received. How many slices of pizza did Harris eat? Write your answer as an expression. Luis and Darcy are required to write essays for their English class. The table shows the number of words they wrote for 10 randomly chosen essays. Complete the steps below to compare the number of words in Luiss and Darcy's essays using the mean and the median. Luis Darcy 178 231 213 210 198 245 245 259 236 286 198 245 221 231 253 244 189 236 177 228 Part A What is the mean number of words in Luiss essays? A small group can be defined as a collection 3 to 20 people working interdependently to accomplish a task. However, research suggests that groups are most productive when they have how many members? what are the coordinates of point b on ac such that ab=2/5ac What is a3 if an=64(12)n1 Ostriches can evade predators by running away on their powerful legs.Please select the best answer from the choices providedTF Find 83 1 3 % of 384 please help I really need it Complete the sentence by selecting the correct word from each drop-down menu. The middle value of a data set that is ordered from least to greatest is called the ____ . This value is a measure of ____. The options for the first ____ are mean/median/range The options for the second ____ are center/range/variation I NEED HELP :_( Which of the following points is in the solution set of y > -x2 + 5? (0, 5) (2, 4) (1, 3) Read the passage from Part of the Stew. On the morning of January 8, 1815, the Redcoats made their attack. Mama and I woke up to the sound of it. It was like thunder that rolled on and on, and we held hands as we thought of Pa and our friends. Then, suddenly, everything was silent. It felt like forever as we waited for news. Finally, word came around that the British had raised the white flag of surrender. The use of first-person point of view helps engage readers by allowing them to experience how the narrator feels about the battle. the narrators pa feels about the battle. the narrators friend feels about the battle. the narrators mama feels about the battle. Can somebody plz help me [-5+(-7)]^2-(7+3)^2 The cease-fire that ended the Vietnam War resulted in Hydroelectric power uses water to generate what?electricitygasolinefossil fuels