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KhanAcademyExercises

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New exercises from Khan Academy 2018-09-23T21:34:00.934413
Actualizado: hace 2 horas 2 mins

Factor quadratics by grouping

Vie, 2018-09-21 10:06
Factor quadratics of the form ax²+bx+c.

Identifying the population and sample

Jue, 2018-09-20 18:06
Practice identifying the population and sample in a statistical study.

Linear equations word problems: graphs

Jue, 2018-09-20 17:31
Solve word problems about real world relationships that are given in graphs.

Finding displacement from velocity graphs

Jue, 2018-09-20 15:20
Practice finding displacement from velocity vs. time graphs.

Finding area of triangle using Heron's formula

Jue, 2018-09-20 09:09
We will find the area of triangle using Heron's formula.

Comparing linear functions word problems

Mié, 2018-09-19 21:13
Compare features of two real-world relationships that can be modeled by linear functions, where the functions are represented in different ways.

Compare areas by multiplying

Mié, 2018-09-19 21:10
Compare the areas of rectangles represented in images or contexts.

Systems of equations word problems

Mié, 2018-09-19 20:47
Solve word problems by modeling them into a system of equations and solving it.

Decimals in written form

Mar, 2018-09-18 22:16
Practice converting decimals between standard form and written form.

Convert percents to decimals

Lun, 2018-09-17 23:30
Practice expressing a percent like 12.3% as a decimal.

Average velocity and speed in one direction: word problems

Lun, 2018-09-17 22:41
Practice calculating average velocity and speed from word problems when an object moves in one direction.

Coordinate plane word problems (quadrant 1)

Lun, 2018-09-17 20:48
See how we can use the axes on the coordinate plane to represent quantities.

Solve problems with bar graphs 2

Lun, 2018-09-17 20:45
Use bar graphs to solve addition and subtraction word problems.

Choosing the best kinematic equation

Lun, 2018-09-17 16:56
Practice choosing the best kinematic equation to solve one-dimensional motion word problems. 

Ecological relationships

Lun, 2018-09-17 16:34
Test your knowledge of the various types of ecological relationships!

Business cycles

Lun, 2018-09-17 14:55
Questions on how the business cycle illustrated changes in GDP and the unemployment rate

Financial assets

Vie, 2018-09-14 21:44
Test your knowledge about different types of financial assets.

Area of rectangles with fraction side lengths

Vie, 2018-09-14 19:31
Practice computing the areas of rectangles that have fractional side lengths.

Matrix equations: addition & subtraction

Vie, 2018-09-14 19:12
Solve equations where the unknown is a matrix, by using matrix addition and subtraction.

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