...By Sides
...By Angles
Other Triangle Trivia
Solving x
Bad Korean Jokes
100

All of the sides on this triangle have the same exact measurement

What is an Equilateral triangle?

100
All of the angles in this triangle are less than 90 degrees
What is an Acute triangle?
100
Congruent means
What is the same?
100

An isosceles triangle has side measures x, 2x, and x + 8. What must be the value of x?

x = 8 (the 2x and x+8 must be the congruent sides)

100

Which part of Korea is the most competitive in sports matches?

경기-도.

200

This triangle has 3 sides that are all different lengths

What is a Scalene triangle?

200
This triangle has one 90 degree angle
What is a Right triangle?
200
All angles in all triangles add up to this measurement in degrees
What is 180?
200

Jim claims that his triangle's sides are in the ratio 3:3:x. If Jim is telling the truth, then what are the least and greatest possible values of x?

x > 0 and x < 6. (Two sides cannot add to be as long as the third side.)

200

What is the worst rainstorm you'll see in college?

학비.

300

This triangle has 2 congruent (same) sides.

What is an isosceles triangle?

300

A triangle that has angles represented in the ratio 2:3:4.

What is acute?

300
When drafting blueprints for a house or a building, architects need to make sure that walls and floors meet at this specific angle
What is 90 degrees?
300

In an isosceles triangle, two side lengths are x and x+1. Find integer lengths of all three sides if the perimeter of this triangle is 91.

x = 30, x+1 = 31, missing side = 30.

(Note: the two isosceles sides MUST be x. If they were x+1, there would be no way to make 91 the perimeter, because 89 is not a multiple of 3.)

300

Which part of Seoul gives you the friendliest greetings?

인사-동.

400

This was the first item ever sold on Ebay.

What is a broken laser pointer? ($14.83 in 1995)

400

This type of triangle is needed to make a triangle with side lengths 3, 4, and 6. (Hint: think bigger than 3, 4, 5.)

What is an Obtuse triangle?

400

A 3D form of a triangle is called this.

What is a Pyramid? (Triangular Pyramid)

400

A triangle's sides are in the ratio 8:9:10. Classify this triangle as: scalene, isosceles, or equilateral; acute, right, or obtuse.

Scalene and acute

400

What do you call a water-slaying weapon?

수-건.

500

This type of triangle is also equiangular every time.

What is an Equilateral triangle?

500

All of the angles in this triangle all have the same exact measurement

What is an equiangular triangle?

500
A sneeze travels out of your mouth at this speed
What is over 100 mph?
500

A triangle is defined by A(5,8); B(2,4); and C(-2,1). Is the triangle scalene, isosceles, or equilateral?

Isosceles.
(AB and BC are both length = 5; AC is length 9.9)

500

What is an artist's favorite type of weather?

"이슬"-비.