Khan academy

Answer 1

Khan Academy is a non-profit educational organization created in 2008 by Salman Khan with the goal of creating a set of online tools that help educate students. The organization produces short lessons in the form of videos. Its website also includes supplementary practise exercises and materials for educators. It is also the best math learning website ever!

Answer 2

Check out this cube:

The figure presents a cube. The length of one edge is labeled as 4 units

The figure presents a cube. The length of one edge is labeled as 4 units

Find the surface area of the cube (above) using its net (below).

The figure presents a surface net of a cube. The net consists of 4 squares connected in a row. The second square from the left is also connected to a square above it, and a square below it. The length of one side of one square is labeled as 4 units.

The figure presents a surface net of a cube. The net consists of 4 squares connected in a row. The second square from the left is also connected to a square above it, and a square below it. The length of one side of one square is labeled as 4 units.

Answer 3

What would you like to know?

Answer 4

you can learn math on there

Answer 5

The batting Wang Xiu Ying uses to fill quilts has a thermal conductivity rate of 0.030.030, point, 03 watts (\text{W})(W)left parenthesis, start text, W, end text, right parenthesis per meter (\text{m})(m)left parenthesis, start text, m, end text, right parenthesis per degree Celsius (^\circ\text{C})(

∘

C)left parenthesis, degrees, start text, C, end text, right parenthesis.

What is the batting's thermal conductivity value in \dfrac{\text{W}}{\text{cm}\cdot^\circ\text{C}}

cm⋅

∘

C

W

​

start fraction, start text, W, end text, divided by, start text, c, m, end text, dot, degrees, start text, C, end text, end fraction?

Answer 6

Rip van Winkle has fallen asleep for a very long time.

The length of his beard (in millimeters) as a function of time (in weeks) is graphed.

graph

How long did it take Rip van Winkle's beard to be 3535

Answer 7

You are having a birthday party and are inviting 666 friends. You have 999 cupcakes, and you are going to share the cupcakes fairly among you and your 666 friends.

Which equation describes how many cupcakes each of you will receive?

Answer 8

You are having a birthday party and are inviting 6 friends. You have 9 cupcakes, and you are going to share the cupcakes fairly among you and your 6 friends.

Which equation describes how many cupcakes each of you will receive?

Answer 9

Find the median of the data in the box plot below.