khan academy

Khan Academy unit Exam Questions With Verified Answers Lana visits a news website she's never visited before. She notices a section called "Recommended for you" with a list of articles that are related to articles she'd been reading on other news sites. Which technology was most likely responsible for the recommended articles? - answerweb cookies If a website wants to track which pages a user visits on their website, what is required technically? - answerNone of the above Horacio is...

Khan Academy Exam

KHAN ACADEMY QUESTIONS AND ANSWERS ALREADY PASSED A warehouse stores thousands of marble slabs of different shapes, sizes, and materials that are used for construction projects. The manager wants to estimate the average weight of these slabs. The slabs are arranged in stacks that have about 10 slabs of different varieties. The manager wants to weigh a random sample of 100 slabs. Why might the manager choose a cluster random sample instead of a stratified random sample in this setting? E...

Khan Academy Grammar Latest Update 100% Correct Noun Person/Place/Thing/Idea/ Feelings Singular Nouns One Thing (Car) Plural Nouns More Than One Thing (Cars) Common Nouns general names (girl/building/car) Proper Nouns Specific Names (Kim/Michelle) Concrete Nouns Physical Item (ball/building/car) Abstract Nouns Non-Physical Item linking Verbs Do not show action & connect the subject to more information about the subject. (Am/Is/Are/Was/Were/Be/Being/Been) (Ben is kind...

Khan Academy Questions and Answers Graded A+ Passage 1 Which choice best summarizes the passage? A character faces a difficult situation and describes the experience of confronting it. In the first paragraph, the words "Heaven," "Firmament", and "Stars" serve mainly to? emphasize the height of the skysail It can reasonably be inferred that the narrator decides to loosen the skysail because? the other sailors on the ship agreed that he should Which choice provides the ...

Nikolas is looking at the files for a project he's working on: Which file was modified the longest time ago? Which file is the largest? Which file type appears the most in this listing? png Sort these component from high-level (at the top) to low-level (at the bottom): CPU logic circuit logic gate transistor 8 1,2,2,2,1 1,2,2,2,1 8 8 2,4,2 1,1,4,1,1 8 In this RLE scheme, the numbers represent alternating runs of black and white pixels and the first nu...

Joo-won is writing code to calculate the volume of a cone based on this formula: Volume=(Pi(r)^2)(h/3) He's testing his code on this cone: The code starts with these variables, where radius represents rrr and height represents hhh: radius ← 2 height ← 5 The built-in constant PI stores an approximation of PI Which expression correctly calculates the volume? PI (radius radius) * (height / 3) A local search website lets users create lists of their favorite restaurants. When...

A digital artist is creating an animation with code. Their code needs to convert polar coordinates to cartesian coordinates, using these formulas: x = r × cos( θ )y = r × sin( θ )x=r×cos(θ)y=r×sin(θ) The environment provides these built-in procedures: NameDescriptionsin(angle)Returns the sine of the given (angle)Returns the cosine of the given angle. In their code, theta represents the current angle and r represents the current radius. Which of these code snippets properly imple...