Algebra
When you solve 3x+7=22, this is the value of x.
What is 5?
Two angles that share a common side and vertex are called these.
What are adjacent angles?
This city, once the capital of the Inca Empire, is often called the gateway to Machu Picchu.
What is Cusco?
In Spanish, this letter is usually silent in words like hola and hablar.
What is the letter H?
This creature can hold its breath longer than most dolphins—up to 90 minutes.
What is a sloth?
The point that satisfies both equations y=2x+1 and y=−x+7.
What is (2, 5)?
A triangle with all sides congruent is classified as this type of triangle.
What is an equilateral triangle?
This famous mosque-turned-cathedral in Córdoba is known for its red-and-white arches.
What is La Mezquita (Mezquita-Catedral de Córdoba)?
These marks in Spanish show which syllable is stressed and can change a word’s meaning.
What are accent marks (tildes)?
This household invention was originally created to cure headaches.
What is Coca-Cola?
For the quadratic function y=x^2−4x+3 , this is the x-coordinate of the vertex.
What is 2?
When two parallel lines are cut by a transversal, these angles are congruent.
What are corresponding angles?
This mirror-like salt flat, the largest in the world, is a major tourist attraction.
What is Salar de Uyuni?
This Spanish-speaking country is known for using ustedes instead of vosotros.
What is Mexico?
(Also acceptable: most Latin American countries)
This number is irrational, starts with 3.14, and never ends or repeats.
What is pi?
This is the value of 2^5.
What is 32?
This term describes a line segment that connects the center of a circle to a point on the circle.
What is a radius?
These islands, famous for unique wildlife that inspired Charles Darwin, are located off the coast of Ecuador.
What are the Islas Galápagos?
This Portuguese word means “thank you.”
What is obrigado?
The current format for writing chess moves down was formalized in 1981.
What is Algebraic Notation?
This is the value of sin(90∘).
What is 1?
This is the formula for the area of a triangle with base bbb and height hhh.
What is 1/2 bh ?
This historic zone in Santo Domingo is the oldest European settlement in the Americas.
What is Zona Colonial?
This ancient language is the root of Spanish, Portuguese, French, and Italian.
What is Latin?
This is the loudest sound ever recorded on Earth, caused by a volcanic eruption in 1883.
What is the eruption of Krakatoa?