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New exercises from Khan Academy 2020-09-17T17:04:09.000000
Updated: 28 min 44 sec ago

### Homologous series: Identify next members

Thu, 2020-06-25 12:30
Let's practice finding the next members present in the homologous series of carbon compounds.

### Solve similar triangles (basic)

Wed, 2020-06-24 22:19
Given two similar triangles and some of their side lengths, find a missing side length.

### Volumes with cross sections: squares and rectangles (intro)

Wed, 2020-06-24 21:26
Find volumes of solids with a given base and a common shape for all cross sections. In this exercise, cross section shapes are either squares or rectangles.

### Exponential vs. linear models

Wed, 2020-06-24 21:24
Given a description of a real-world relationship, determine whether that relationship is linear or exponential.

### Graph a circle from its features

Wed, 2020-06-24 19:09
Given information about the center and radius of a circle, graph it.

### Equation of a parabola from focus & directrix

Wed, 2020-06-24 19:05
Given the focus and the directrix of a parabola, derive its equation.

### Make bar graphs

Tue, 2020-06-23 18:26
Practice creating bar graphs (bar charts) from data sets.

### Interpret line plots with fraction addition and subtraction

Tue, 2020-06-23 17:58
Create and interpret dot plots using data with fractions.  Fraction operations include addition and subtraction.

### Disc method: revolving around other axes

Tue, 2020-06-23 03:24
Find volumes of solids of revolution around any horizontal or vertical line using the disc method.

### Volumes with cross sections: squares and rectangles

Tue, 2020-06-23 00:06
Find volumes of solids whose base is given along with information about the shape of their cross sections.

### Area between curves that intersect at more than two points (calculator-active)

Mon, 2020-06-22 23:49
Use definite integrals to find area between curves that intersect at more than two points.

### Solve problems with picture graphs

Mon, 2020-06-22 22:54

### Make picture graphs

Mon, 2020-06-22 22:44
Practice creating picture graphs (pictographs) from data sets.

### Make line plots

Mon, 2020-06-22 22:31
Practice creating line plots (dot plots) from data sets.

### Identify ions present in ionic compounds

Mon, 2020-06-22 11:03
Let's practice identifying the ions present in a given ionic compound by knowing the number of electrons it gains or loses to become stable (form octet).

### Predicting motion using the center of mass

Mon, 2020-06-22 00:22
Practice predicting the motion of an object using the center of mass of the system.

### Economy from 1945 to 1960

Mon, 2020-06-22 00:15
Test your skills on the era of economic prosperity!

### Embryology questions 2

Mon, 2020-06-22 00:05
Questions pertaining to embryology

### Integrate & differentiate power series

Sun, 2020-06-21 23:56
Practice integrating and differentiating power series, or analyzing the integrals/derivatives of power series.

### Commas in dialogue, tag questions, direct address, and yes-or-no responses

Sun, 2020-06-21 23:47
Find and use commas to set off dialogue, in tag questions, for direct address, and for yes-and-no responses.