Posted by **Jab** on Thursday, October 6, 2011 at 7:07pm.

TRIANGULAR NUMBERS By arranging

bowling pins in their proper order, a

triangle is created. The table below

shows the number of rows of bowling

pins and the total number of pins in the triangle. The formula:

n * (n+1) / 2

can be used to find t, the total number of items in n rows. How many bowling pins would there be if 10 rows of pins were set up?

Rows 1 2 3 4

Pins 1 3 6 10

## Answer this Question

## Related Questions

- Algebra - Grade 9 - Three businesses donated money to charity. 5. Business B ...
- Grade 9 Algebra - 3. FOOTBALL The New Orleans Saints scored 7 fewer points than ...
- Physics (mechanics) - There are two parts for this questions... "When a bowling ...
- Physics - Please help me... :( There is a moving bowling ball on the track. A ...
- physical science - a bowling ball loses .5kg x m/s momentum as it hits bowling ...
- physics - a bowler releases her bowling ball at 425.36 cm/s.it decelerates ...
- algebra (inequalities) - your club is in charge of making pins that students can...
- Physics - A bowling ball traveling with constant speed hits the pins at the end ...
- AP Physics - A bowling ball traveling with constant speed hits the pins at the ...
- Ap physics - A bowling ball traveling with constant speed hits the pins at the ...

More Related Questions