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Gabriel

Public contributions from visitors who posted under the name Gabriel.

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Determining Geometric Properties of a Figure Using the Slopes of Lines A quadrilateral has vertices E(–4, 2), F(4, 7), G(8, 1), and H(0, –4). Which statements are true? Check all that apply. The slope of EH is . The slop...
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Determining If a Triangle Is a Right Triangle Is triangle ABC a right triangle? no, because none of the slopes of the line segments forming the legs are opposite reciprocals no, because none of the slopes of the line seg...
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Determining If Two Lines Are Perpendicular Are the lines perpendicular? no, because the slopes of the lines are equal no, because the slopes of the lines are not opposite reciprocals yes, because the slopes of the lines...
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Writing the Equation of a Line Perpendicular to a Given Line Determine the equation of the line perpendicular to the line y = –8 through the point (–4, –2). The line y = –8 is . The line perpendicular to the line y = –8...
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Writing the Equation of a Line Parallel to a Given Line Determine the slope-intercept form of the equation of the line parallel to y = x + 11 that passes through the point (–6, 2). y =
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Identifying Parallel Lines Which lines are parallel to the graph of 4x – y = 6? Check all that apply. x – 4y = –12 y – 2 = –4(x + 1) y + 1 = 4(x – 2) y = 4x + 11 y = x – 3 8x – 2y = 6
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Determining the Slope of a Line Parallel to the y-Axis What is the slope of the line that is parallel to the y-axis and passes through the point (–1, 5)? –1 0 5 undefined
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Practice determining slopes of parallel and perpendicular lines. Consider the line y = x – 4. A line parallel to the graph of the line would have a slope of . A line perpendicular to the graph of the line would have a sl...
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Writing the Equation of a Line Perpendicular to the y-Axis Complete the statements using the drop-down menus. The line perpendicular to the y-axis through the point (–4, –2) is . The slope of this line is
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Obtain a copy of the Student Guide for this lab. Your teacher may provide a copy, or you can click the link to access a copy. Be sure to read the entire Student Guide for this lab. Did you read the Student Guide carefull...
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Sample Response: If temperature and surface area increase, then the time it takes for sodium bicarbonate to completely dissolve will decrease, because increasing both factors increases the rate of a chemical reaction. Wh...
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In this experiment, you will first change the temperature of the water and determine its effect on the time it takes the tablet to dissolve. Then you will alter the size of the antacid tablet and determine its effect on...
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Luis is helping his parents paint a border around the walls of a room. He uses a stencil to repeat the same design on each wall to form one long grapevine with a bunch of grapes every foot along its length. What type of...
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When Coach Kwan notices that a player is getting tired, she takes out the tired player and substitutes a fresh player. Which type of chemical reaction does this best model? replacement decomposition synthesis oxidation W...
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Akia is balancing the equation Na + H2O NaOH + H2. He tries to find the coefficients that will balance the equation. How could he find the correct coefficients? by counting each individual atom and making sure the number...
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Charlie is balancing an equation. She has identified the atoms and counted the number of each in the reactants and products. What would Charlie adjust to make the number of atoms in the reactants the same as the number o...
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What kinds of visuals have you seen in a classroom? Check all that apply. posters decorations maps bright colors whiteboard or blackboard books
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Read the excerpt from "Jabari Unmasked” by Nikki Grimes. One look, and we are neatly judged this gang, these thugs, these dark delinquents in debt to society. Meanwhile, you fail to see that we are college-bound (more th...
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Which lines from "Sympathy" best convey the idea that physical pain is part of the anguish of imprisonment? “I know what the caged bird feels, alas! When the sun is bright on the upland slopes;” “For he must fly back to...
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Which lines from "Sympathy" best express the idea that the speaker can relate to the caged bird’s plight? “When the wind stirs soft through the springing grass, And the river flows like a stream of glass;” “When the firs...
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How are Crane’s "A Man Said to the Universe" and Dunbar’s “We Wear the Mask” different? Crane’s poem addresses the consequences of ignorance; Dunbar’s poem addresses the consequences of hiding one’s true self. Crane’s po...
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Which best describes a theme of "A Man Said to the Universe"? Societal forces play a major role in forming an individual. Individuals should accept their circumstances. The universe is indifferent to human concerns. Scie...
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Which line from the first stanza of “We Wear the Mask” most effectively uses irony to show social conflict? “It hides our cheeks and shades our eyes,” because the mask covers many human features. “This debt we pay to hum...
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Which theme is found in both “We Wear the Mask” and "A Man Said to the Universe"? All individuals must search to discover their places in the world. Each person is one small part of a vast and unforgiving ecosystem. Peop...
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Which theme is addressed in both “We Wear the Mask” and "A Man Said to the Universe"? People are vulnerable to the forces around them. People hide their deepest emotions. People have a duty to their communities. People s...
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