Scale Factor
Equivalent Ratios
X=
Corresponding Sides & Angles
NOT MATH
100
What is the scale factor?
3 cm
(12/4=3)
100
Are 2/3 and 4/6 equivalent?
Yes, equivalent, 2 x 2 = 4, 3 x 2 = 6
100
If the scale factor is 4, what is the measurement of x?
24m
100
The side CB corresponds to which side?
Segment ZY
100
What is the universal signal that lunch period is officially over, instantly causing 300 middle schoolers to groan at once?
The bell ringing.
200
Using the scale factor, What is the value of X?
20
(28/7 = 4; 5x4=x; X=20)
200
Are 1/6 and 2/7 proportional?
No
200
If we are scaling by 4, what is x?
7
200
The side AB corresponds to the side?
Segment XY
200
If an alien landed on Earth and you had to explain what a NYC pigeon is in under 5 words, how would you describe it?
Ex: What is a noisy gray city chicken
300
What is the scale factor between both triangles?
1.5 cm or 1 1/2 cm
300
Are 4/7 and 36/63 equivalent?
Yes equivalent, 4 x 9 = 36, and 7 x 9 = 63
300
Find the unknown. ? is...
? = 20
300
Which angle corresponds with ∠X?
∠E
300
You’re trying to open a bag of chips in a completely silent room during an exam. Which law of physics applies here?
A) The bag opens silently if you go slow.
B) The bag becomes 400% louder than a thunderstorm.
C) The teacher instantly teleports behind you.
B (or C)
400
What is the scale factor between both triangles?
0.5 or 1/2
400
Are 14/15 and 42/45 equivalent?
Yes equivalent, 14 x 3 = 42, 15 x 3 = 45
400
Find the unknown. ? is ....
? = 7.2
400
Mr. Lloyd wants to build a doll house for his daughter that is proportional to their house. He measured the living room of his house and it is 12 ft by 16 feet. What will be the dimensions of the doll house living room if every foot of the actual house is equal to 1/2 inch in the doll house?
(HINT: Identify the scale factor first in the word problem to find the scaled copy. Ans: ____in by ___in)
6 in by 8 in
400
Team Debate:
Your team must collaborate to name three things that are almost always yellow.
No official answer
500
The old flag pole has a measurement width of 1 in. The new flag pole is scaled up with the new width of 2 in ft. What is the scaled factor?
2 in.
500
The definition of equivalent ratios?
Two ratios that express the same relationship between numbers
500
Use the information given in the image to help you to find the missing height of the tree. (HINT: Find the scale factor first to solve for the height.)
H = 44 ft
500
A skate park designer is building two parallel wooden ramps, Ramp A and Ramp B. The metal bar makes a 65 degree angle where it crosses Ramp A. Ramp B and Ramp A, has a matching angle in the same exact position
Part 1: What is the special name for this pair of matching angles?
Part 2: What is the measurement of the missing Angle in Ramp B
(NO HINTS)
Part 1: Corresponding angles
Part 2: 65 degrees.
500
Settle this once and for all: Is a hot dog technically a sandwich, or is it a taco? Your team has 20 seconds to defend your answer.
Whoever is able to defend themselves the best within the 20 seconds and collaborated the best gets the point.