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Patterns and Functions
Activity 5: The Twin’s Towers
29
© 1998 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
Name
__________________________
Date
__________________________
Activity 5
The Twin’s Towers
1. Build the above pictures with blocks or
cutouts.
2. How many blocks total will you need to
build a 6-story building?
a. Build it and write the number here:
b. Now develop a pattern for entering it
into the TI-73. Write your pattern here:
✏____________________________
✏____________________________
c. Now check your pattern by entering it
into the TI-73 and pressing b 5
times.
Did you get the right number of blocks?
✏____________________________
3. Using your TI-73 pattern, how many blocks
will you need to build a 13-story building?
4. How many stories will you have if you use
53 blocks?
✏____________________________
✏____________________________
5. How many stories will you have if you use
54 blocks?
✏____________________________
➪
This pattern requires an odd number of
blocks, so you will not have a complete
building if you use 54 blocks.