Date post: | 19-Jan-2016 |
Category: |
Documents |
Upload: | garry-dorsey |
View: | 215 times |
Download: | 2 times |
Calculator Tricks
Magic Buttons for the TI-30Xa
Squares
• Squared• 52
• A = s2 (area of a square)
Find the following:
1. 12 squared
2. Area of a square with
sides of 4 in
3. 162
Square Roots
25
Square root of 9
Find the following square roots:
1. 196
2. 400
3. sq rt of 132
Which are perfect squares?
Exponents• 75
• Cubed ~ 83
• 6.2 x 106
Evaluate the following:
1. Find 2 cubed
2. 55
3. 1.09 x 104
Pi• Pi• é• 3.14 or 22/7
What is pi?
é =
Using Pi
1. Find the area of a circle with
a radius of 5.1 km.
2. What is the circumference of
a circle with a diameter of 11
½ ft?
Formulas