Dilations
Enlargement (k>1)
Solve for x.
x/6 = 6/9
What is 4?
If Mia drives 50 miles in 2 hours, what is her rate (speed per hour)?
What is 25 miles per hour
Mark earns $12 in 3 hours. How much does he make in 5 hours?
What is $20
How many licks does it take to get to the center of a tootsie roll pop?
The world may never know...
Is a scale factor of 1/3 an enlargement or reduction?
Solve for x.
x/2 = 9/6
What is 3?
If Gavin types 120 words per 3 minutes, what is his rate of typing?
What is 40 words per minute
Artur gets 10 points in 4 games. How many does he get in 6 games?
What is 15 points
What college did Mr. Dunlea attend?
University of Massachusetts, AMHERST
What is the scale factor for the following dilation?
A (4,2) > A' (12,6)
What is k=3?
Solve for x.
4/x-8 = 8/2
What is 9?
If 10 bags of Hot Cheetos cost $35.00, then how much does 1 cost?
What is $3.50?
If Jovy reads 8 pages in 6 minutes, then he reads 4 pages in how many minutes?
What is 3 minutes
What element is Atomic Number 92?
Uranium
What is the scale factor for the following dilation?
A (20,12) > A' (10,6)
k = 1/2
Solve for x.
7/9 = x/x-10
What is -35?
Which is the better deal?
$20 for 5 t-shirts or
$24 for 8 t-shirts
What is $24 for 8 t-shirts (rate of $3 per shirt)
Sam texts 60 words in 4 minutes, then she texts 45 words in how many minutes?
What is 3 minutes
Who has the most world series victories in the 21st century? How many do they have?
Boston Red Sox, 4 titles (2004, 2007, 2013, 2018)
A (4, 4) B (8,8) C (12,12) D (16,16)
What are the coordinates of A'B'C'D' ?
A' (1,1) B' (2,2) C' (3,3) D' (4,4)
Solve for x.
5/x-9 = 8/x+5
What is 32.33?
What is the unit rate of the following equation?
y=3/2x-9
3/2, Yes it's the same thing as slope!
Mr. Dunlea's students study 25 hours for 2 tests, and study 100 hours for how many tests?
What is 8 tests.
When was the Pythagorean Theorem "invented"?
~1900-1600 BCE (Babylonians)
~500 BCE (Pythagoras)
300 BCE (Euclid)