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What is the formula for the area of a triangle?
Area = 1/2 * base * height.
What is the Pythagorean theorem?
In a right triangle, a² + b² = c², where c is the hypotenuse.
What is the formula for the circumference of a circle?
Circumference = 2 * π * radius.
What is the formula for the volume of a cylinder?
Volume = π * radius² * height.
What do you call an angle that is less than 90 degrees?
Acute angle.
What is the formula for the area of a rectangle?
Area = length * width.
What is the sum of the interior angles of a triangle?
The sum is always 180 degrees.
What is a parallel line?
Lines that run in the same direction and never intersect.
What is the definition of a right angle?
An angle that measures exactly 90 degrees.
What is the formula for the area of a circle?
Area = π * radius².
What do you call a polygon with four sides?
Quadrilateral.
What is the formula for the slope of a line?
Slope (m) = (y2 - y1) / (x2 - x1).
What is a permutation?
An arrangement of objects in a specific order.
What is the definition of complementary angles?
Two angles that add up to 90 degrees.
What is an isosceles triangle?
A triangle with at least two sides of equal length.