Ghoulish Foundations
Monster Mash-formations
Triangles of Terror
Whooo am I?
Fright Facts
Hallweemoji
100
M is the midpoint of segment AB. If AM = 7, this is the length of AB.
What is 14?
100
This is the image of P(3, −2) under the translation (x, y) → (x + 4, y − 5).
What is (7, −7)?
100
Of SSS, SAS, AAA, and HL, this one does NOT prove triangles congruent.
What is AAA?
100
I’m tall when I’m young, I’m short when I’m old, and once a year, I make heavy pumpkins light.
What is a candle?
100
A carved pumpkin with a light inside is called this.
What is a jack-o’-lantern?
100
The following picture translates to this popular Halloween treat:
What is Candycorn.
200
This is the slope of any line perpendicular to y = ⅔x − 4.
What is −3/2?
200
Reflecting the point (5, −1) across the y-axis lands it here.
What is (−5, −1)?
200
The vertex angle of an isosceles triangle measures 40°, so each base angle measures this.
What is 70°?
200
I protect, I stand tall
my purpose is to strike fear in all.
What is a scarecrow?
200
According to a 2023 poll, this is America's favorite Halloween Candy.
What are Reeses?
200
The following picture translates to this popular Halloween treat:
What is a Milky Way?
300
Parallel lines are cut by a transversal, forming same-side interior angles of (3x + 10)° and (2x + 20)°. This is the value of x.
What is 30?
300
Rotating the point (2, 6) 90° counterclockwise lands in this quadrant.
What is Quadrant 2?
300
DAILY DOUBLE:
△ABC ≅ △DEF, AB = 2x + 3, and DE = 5x − 9. This is the length of AB.
What is 11?
300
I don’t have eyes, but once I did see. Once I had thoughts, but now I’m white and empty.
What is a skull?
300
This U.S. state grows the most pumpkins.
What is Illinois?
300
An often visited place during spooky season:
What is a Haunted House?
400
This is the contrapositive of “If it is a ghost, then it is invisible.”
What is “If it is not invisible, then it is not a ghost”?
400
An exterior angle of a triangle measures 136°. Its remote interior angles measure (2x + 10)° and (3x + 6)°. This is the value of x.
What is 24?
400
If △AMB ≅ △DMC by SAS, then this is the reason AB ≅ DC.
What is CPCTC?
400
Look in my face, I am somebody. Look in my back, I am nobody.
What is mirror?
400
DAILY DOUBLE:
This famous escape artist died on Halloween in 1926.
Who is Harry Houdini?
400
A phrase often used on Hallow's eve:
What is "Trick or Treat"?
500
The value of x:
What is x=3?
500
Reflect (3, −4) across the x-axis, then rotate the image 180° about the origin, and it lands at this point.
What is (−3, −4)?
500
An isosceles triangle has legs 3x − 4 and x + 8 and a base of 2x. This is its perimeter.
What is 40 units?
500
The person who built it sold it. The person who bought it never used it. The person who used it never saw it.
What is a coffin?
500
Halloween grew out of this ancient Celtic festival.
What is Samhain?
500
Something that happens before you can get any goodies or attend any parties:
What is "time 2 dress up."