Tuesday

March 3, 2015

March 3, 2015

Posted by **sean** on Monday, April 23, 2007 at 3:02pm.

1. A square number is

2. A cube number is

3. A triangle number is

Thank you

Square numbers are the result of squaring an integer (IxI)

Cube numbers are the result of the cube of an integer (IxIxI)

A triangular number is a number such that the shape of an equilateral triangle can be formed by the number of dots.

Difficult to draw here, but the first three are 1,3,6 as

.

.

.

.

.

.

. .

.

.

Is this OK? Next one is?

Oops the dots didn't work.

I usually illustrate triangular numbers with the example of setting up a triangle of billiard balls

with 1 row you have 1 ball

with 2 rows you have 3 balls

with 3 rows you have 6 balls

with 4 rows you have 10 balls

etc.

**Answer this Question**

**Related Questions**

Math, algebra!! Please help!!!!!! - Using the numbers 5, 8, and 24, create a ...

Algebra 8th grade please help!!!!!! - Using the numbers 5, 8, and 24, create a ...

Algebra PLEASE? - Using the numbers 5, 8, and 24, create a problem using no more...

Algebra 1 - Tell whether each number in the list is a real number, a rational ...

another one ASAP - using the number 5, 8, and 24, create a problem using no more...

math - Using the numbers 5, 8, and 24, create a problem using no more than four...

Math, ( Help please?)! - Tell whether each number is a real number, rational ...

7th grade math Ms.Sue please - 1. Which of these numbers can be classified as ...

Math - Which numbers are perfect squares? A) 64 b)900 c)120 d)1000 e)100 F) 10 ...

Math - i^6 = (i^2)^3 = (-1)^3 = -1 The square, not the square root of -1 is 1...